{"id":50064,"date":"2021-05-20T11:46:22","date_gmt":"2021-05-20T06:16:22","guid":{"rendered":"https:\/\/samacheerkalviguru.com\/?p=50064"},"modified":"2021-05-24T17:50:05","modified_gmt":"2021-05-24T12:20:05","slug":"samacheer-kalvi-12th-maths-guide-chapter-1-ex-1-7-in-tamil","status":"publish","type":"post","link":"https:\/\/samacheerkalviguru.com\/samacheer-kalvi-12th-maths-guide-chapter-1-ex-1-7-in-tamil\/","title":{"rendered":"Samacheer Kalvi 12th Maths Guide Chapter 1 \u0b85\u0ba3\u0bbf\u0b95\u0bb3\u0bcd \u0bae\u0bb1\u0bcd\u0bb1\u0bc1\u0bae\u0bcd \u0b85\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bcb\u0bb5\u0bc8\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0baa\u0baf\u0ba9\u0bcd\u0baa\u0bbe\u0b9f\u0bc1\u0b95\u0bb3\u0bcd Ex 1.7"},"content":{"rendered":"

Tamilnadu State Board New Syllabus\u00a0Samacheer Kalvi 12th Maths Guide<\/a> Pdf Chapter 1 \u0b85\u0ba3\u0bbf\u0b95\u0bb3\u0bcd \u0bae\u0bb1\u0bcd\u0bb1\u0bc1\u0bae\u0bcd \u0b85\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bcb\u0bb5\u0bc8\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0baa\u0baf\u0ba9\u0bcd\u0baa\u0bbe\u0b9f\u0bc1\u0b95\u0bb3\u0bcd Ex 1.7 Textbook Questions and Answers, Notes.<\/p>\n

TN Board 12th Maths Solutions Chapter 1 \u0b85\u0ba3\u0bbf\u0b95\u0bb3\u0bcd \u0bae\u0bb1\u0bcd\u0bb1\u0bc1\u0bae\u0bcd \u0b85\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bcb\u0bb5\u0bc8\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0baa\u0baf\u0ba9\u0bcd\u0baa\u0bbe\u0b9f\u0bc1\u0b95\u0bb3\u0bcd Ex 1.7<\/h2>\n

\u0b95\u0bc7\u0bb3\u0bcd\u0bb5\u0bbf 1.
\n\u0baa\u0bbf\u0ba9\u0bcd\u0bb5\u0bb0\u0bc1\u0bae\u0bcd \u0b9a\u0bae\u0baa\u0bcd\u0baa\u0b9f\u0bbf\u0ba4\u0bcd\u0ba4\u0bbe\u0ba9 \u0ba8\u0bc7\u0bb0\u0bbf\u0baf\u0b9a\u0bcd \u0b9a\u0bae\u0ba9\u0bcd\u0baa\u0bbe\u0b9f\u0bcd\u0b9f\u0bc1\u0ba4\u0bcd \u0ba4\u0bca\u0b95\u0bc1\u0baa\u0bcd\u0baa\u0bc8\u0ba4\u0bcd \u0ba4\u0bc0\u0bb0\u0bcd\u0b95\u0bcd\u0b95\u0bb5\u0bc1\u0bae\u0bcd.<\/p>\n

(i) 3x+2y +73 = 0, 4x-3y-2z = 0,
\n5x+9y+23z=0
\n(ii) 2x+3y-z=0, x-y-2z = 0, 3x+y+3z = 0.
\n\u0ba4\u0bc0\u0bb0\u0bcd\u0bb5\u0bc1:
\n(i) 3x+2y+7z = 0, 4x-3y-2x = 0,
\n5x+9y+23z =0
\n\u0bb5\u0bbf\u0bb0\u0bbf\u0bb5\u0bc1\u0baa\u0b9f\u0bc1\u0ba4\u0bcd\u0ba4\u0baa\u0bcd\u0baa\u0b9f\u0bcd\u0b9f \u0b85\u0ba3\u0bbf\u0baf\u0bbf\u0bb2\u0bcd \u0ba4\u0bca\u0b9f\u0b95\u0bcd\u0b95\u0ba8\u0bbf\u0bb2\u0bc8 \u0ba8\u0bbf\u0bb0\u0bc8 \u0b9a\u0bc6\u0baf\u0bb2\u0bbf\u0b95\u0bb3\u0bcd \u0baa\u0baf\u0ba9\u0bcd\u0baa\u0b9f\u0bc1\u0ba4\u0bcd\u0ba4\u0b95\u0bcd \u0b95\u0bbf\u0b9f\u0bc8\u0baa\u0bcd\u0baa\u0ba4\u0bc1,
\n[A|0] =
\n\"Samacheer
\n\"Samacheer
\n\u0b87\u0b99\u0bcd\u0b95\u0bc1 \u03c1(A) = 2 \u0bae\u0bb1\u0bcd\u0bb1\u0bc1\u0bae\u0bcd \u03c1[A|0] = 2
\n\u0b86\u0b95\u0bc8\u0baf\u0bbe\u0bb2\u0bcd, \u03c1(A) = \u03c1([A|0]) = 2 < 3 = \u0bae\u0ba4\u0bbf\u0baa\u0bcd\u0baa\u0bbf\u0b9f \u0bb5\u0bc7\u0ba3\u0bcd\u0b9f\u0bbf\u0baf \u0bae\u0bbe\u0bb1\u0bbf\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0b8e\u0ba3\u0bcd\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bc8
\n\u0b87\u0b99\u0bcd\u0b95\u0bc1, \u0ba4\u0bca\u0b95\u0bc1\u0baa\u0bcd\u0baa\u0bc1 \u0b92\u0bb0\u0bc1\u0b99\u0bcd\u0b95\u0bae\u0bc8\u0bb5\u0bc1\u0b9f\u0ba9\u0bcd \u0b92\u0bb0\u0bc1 \u0b9a\u0bbe\u0bb0\u0bbe\u0bae\u0bbe\u0bb1\u0bbf\u0b95\u0bcd
\n\u0b95\u0bc1\u0b9f\u0bc1\u0bae\u0bcd\u0baa\u0bae\u0bbe\u0b95 \u0ba4\u0bc0\u0bb0\u0bcd\u0bb5\u0bc1\u0b95\u0bb3\u0bc8 \u0b95\u0bca\u0ba3\u0bcd\u0b9f\u0bbf\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd.
\n\u0b86\u0b95\u0bc8\u0baf\u0bbe\u0bb2\u0bcd z = t \u0b8e\u0ba9 \u0baa\u0bbf\u0bb0\u0ba4\u0bbf\u0baf\u0bbf\u0b9f\u0bc1 \u0b87\u0b99\u0bcd\u0b95\u0bc1 t \u2208 \u211d.
\n\u0b8f\u0bb1\u0bc1\u0baa\u0b9f\u0bbf \u0bb5\u0b9f\u0bbf\u0bb5\u0ba4\u0bcd\u0ba4\u0bbf\u0bb2\u0bbf\u0bb0\u0bc1\u0ba8\u0bcd\u0ba4\u0bc1 \u0b9a\u0bae\u0ba9\u0bcd\u0baa\u0bbe\u0b9f\u0bc1\u0b95\u0bb3\u0bc8 \u0b8e\u0bb4\u0bc1\u0ba4 \u0b95\u0bbf\u0b9f\u0bc8\u0baa\u0bcd\u0baa\u0ba4\u0bc1
\n3x + 2y +7z = 0 …. (1)
\ny+2z = 0 …(2)
\nz = t, \u0b8e\u0ba9 \u0baa\u0bbf\u0bb0\u0ba4\u0bbf\u0baf\u0bbf\u0b9f\u0bc1 (2) \u0bb2\u0bbf\u0bb0\u0bc1\u0ba8\u0bcd\u0ba4\u0bc1
\ny+ 2t = 0
\n\u21d2 y = -2t
\n\u2234 (1) \u0bb2\u0bbf\u0bb0\u0bc1\u0ba8\u0bcd\u0ba4\u0bc1 , 3x + 2 (-2t) + 71 = 0
\n\u21d2 3x – 4t + 7t = 0
\n\u21d2 3x + 3t = 0
\n\u21d2 3x = -3t
\n\u21d2 x = -t
\n\u2234 \u0ba4\u0bc0\u0bb0\u0bcd\u0bb5\u0bc1 \u0b95\u0ba3\u0bae\u0bcd {-t, -2t, t} \u0b87\u0b99\u0bcd\u0b95\u0bc1 t \u2208 \u211d<\/p>\n

\"Samacheer<\/p>\n

(ii) 2x+3y-z=0, x-y-2z = 0, 3x+y+3z = 0.
\n\u0bb5\u0bbf\u0bb0\u0bbf\u0bb5\u0bc1\u0baa\u0b9f\u0bc1\u0ba4\u0bcd\u0ba4\u0baa\u0bcd\u0baa\u0b9f\u0bcd\u0b9f \u0b85\u0ba3\u0bbf\u0baf\u0bbf\u0bb2\u0bcd \u0ba4\u0bca\u0b9f\u0b95\u0bcd\u0b95\u0ba8\u0bbf\u0bb2\u0bc8 \u0ba8\u0bbf\u0bb0\u0bc8 \u0b9a\u0bc6\u0baf\u0bb2\u0bbf\u0b95\u0bb3\u0bcd \u0baa\u0baf\u0ba9\u0bcd\u0baa\u0b9f\u0bc1\u0ba4\u0bcd\u0ba4\u0b95\u0bcd \u0b95\u0bbf\u0b9f\u0bc8\u0baa\u0bcd\u0baa\u0ba4\u0bc1
\n\"Samacheer
\n\u0b87\u0b99\u0bcd\u0b95\u0bc1 \u03c1(A) = 3 \u0bae\u0bb1\u0bcd\u0bb1\u0bc1\u0bae\u0bcd \u03c1([A|0]) = 3
\n\u03c1(A) = \u03c1[[A|0]) = 3 = \u0bae\u0ba4\u0bbf\u0baa\u0bcd\u0baa\u0bbf\u0b9f \u0bb5\u0bc7\u0ba3\u0bcd\u0b9f\u0bbf\u0baf \u0bae\u0bbe\u0bb1\u0bbf\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0b8e\u0ba3\u0bcd\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bc8
\n\u0b86\u0b95\u0bc8\u0baf\u0bbe\u0bb2\u0bcd \u0ba4\u0bca\u0b95\u0bc1\u0baa\u0bcd\u0baa\u0bc1 \u0b92\u0bb0\u0bc1\u0b99\u0bcd\u0b95\u0bae\u0bc8\u0bb5\u0bc1\u0b9f\u0ba9\u0bcd \u0b92\u0bb0\u0bc7 \u0b92\u0bb0\u0bc1 \u0ba4\u0bc0\u0bb0\u0bcd\u0bb5\u0bc8 \u0b95\u0bca\u0ba3\u0bcd\u0b9f\u0bbf\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd.
\n\u0b86\u0b95\u0bc8\u0baf\u0bbe\u0bb2\u0bcd \u0ba4\u0bca\u0b95\u0bc1\u0baa\u0bcd\u0baa\u0bc1 \u0bb5\u0bc6\u0bb3\u0bbf\u0baa\u0bcd\u0baa\u0b9f\u0bc8 \u0ba4\u0bc0\u0bb0\u0bcd\u0bb5\u0bc8 \u0bae\u0b9f\u0bcd\u0b9f\u0bc1\u0bae\u0bcd \u0b95\u0bca\u0ba3\u0bcd\u0b9f\u0bbf\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd.<\/p>\n

\u0b95\u0bc7\u0bb3\u0bcd\u0bb5\u0bbf 2.
\n\u03bb -\u0bb5\u0bbf\u0ba9\u0bcd \u0b8e\u0bae\u0bcd\u0bae\u0ba4\u0bbf\u0baa\u0bcd\u0baa\u0bbf\u0bb1\u0bcd\u0b95\u0bc1
\nx + y + 3z = 0, 4x + 3y + \u03bbz = 0, 2x + y + 2z =0 \u0b8e\u0ba9\u0bcd\u0bb1 \u0ba4\u0bca\u0b95\u0bc1\u0baa\u0bcd\u0baa\u0bbf\u0bb1\u0bcd\u0b95\u0bc1
\n(i) \u0bb5\u0bc6\u0bb3\u0bbf\u0baa\u0bcd\u0baa\u0b9f\u0bc8\u0ba4\u0bcd \u0ba4\u0bc0\u0bb0\u0bcd\u0bb5\u0bc1
\n(ii) \u0bb5\u0bc6\u0bb3\u0bbf\u0baa\u0bcd\u0baa\u0b9f\u0bc8\u0baf\u0bb1\u0bcd\u0bb1 \u0ba4\u0bc0\u0bb0\u0bcd\u0bb5\u0bc1 \u0b95\u0bbf\u0b9f\u0bc8\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd
\n\u0ba4\u0bc0\u0bb0\u0bcd\u0bb5\u0bc1:
\nx+y+ 3z = 0, 4x+3y +\u03bbz = 0, 2x+y+2z=0
\n\u0bb5\u0bbf\u0bb0\u0bbf\u0bb5\u0bc1\u0baa\u0bcd\u0baa\u0b9f\u0bc1\u0ba4\u0bcd\u0ba4\u0baa\u0bcd\u0baa\u0b9f\u0bcd\u0b9f \u0b85\u0ba3\u0bbf\u0baf\u0bc8 \u0b8f\u0bb1\u0bc1\u0baa\u0b9f\u0bbf \u0bb5\u0b9f\u0bbf\u0bb5\u0ba4\u0bcd\u0ba4\u0bbf\u0bb1\u0bcd\u0b95\u0bc1 \u0bae\u0bbe\u0bb1\u0bcd\u0bb1 \u0b95\u0bbf\u0b9f\u0bc8\u0baa\u0bcd\u0baa\u0ba4\u0bc1,
\n\"Samacheer
\n\"Samacheer
\n\u0ba8\u0bbf\u0bb2\u0bc8 (i) 1 \u2260 8 \u0b8e\u0ba9\u0bbf\u0bb2\u0bcd
\n\"Samacheer
\n\u0b87\u0b99\u0bcd\u0b95\u0bc1 \u03c1(A) = 3,\u03c1([A\/O]) = 3
\n\u2234 \u03c1(A) = \u03c1[[A\/0]) = 3 = \u0bae\u0ba4\u0bbf\u0baa\u0bcd\u0baa\u0bbf\u0b9f \u0bb5\u0bc7\u0ba3\u0bcd\u0b9f\u0bbf\u0baf \u0bae\u0bbe\u0bb1\u0bbf\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0b8e\u0ba3\u0bcd\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bc8
\n\u2234 \u0b95\u0bca\u0b9f\u0bc1\u0b95\u0bcd\u0b95\u0baa\u0bcd\u0baa\u0b9f\u0bcd\u0b9f \u0ba4\u0bca\u0b95\u0bc1\u0baa\u0bcd\u0baa\u0bc1 \u0b92\u0bb0\u0bc1\u0b99\u0bcd\u0b95\u0bae\u0bc8\u0bb5\u0bc1\u0b9f\u0ba9\u0bcd \u0b92\u0bb0\u0bc7 \u0b92\u0bb0\u0bc1 \u0ba4\u0bc0\u0bb0\u0bcd\u0bb5\u0bc8 \u0b95\u0bca\u0ba3\u0bcd\u0b9f\u0bbf\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd. \u0ba8\u0bbf\u0bb2\u0bc8 (ii) \u03bb = 8 \u0b8e\u0ba9\u0bbf\u0bb2\u0bcd
\n\"Samacheer
\n\u0b87\u0b99\u0bcd\u0b95\u0bc1 \u03c1(A) = 2, \u03c1([A|0]) = 2
\n\u2234 \u03c1(A) = \u03c1[[A|0]) = 2 < 3, \u0bae\u0ba4\u0bbf\u0baa\u0bcd\u0baa\u0bbf\u0b9f \u0bb5\u0bc7\u0ba3\u0bcd\u0b9f\u0bbf\u0baf \u0bae\u0bbe\u0bb1\u0bbf\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0b8e\u0ba3\u0bcd\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bc8,
\n\u2234 \u0ba4\u0bca\u0b95\u0bc1\u0baa\u0bcd\u0baa\u0bc1 \u0b92\u0bb0\u0bc1\u0b99\u0bcd\u0b95\u0bae\u0bc8\u0bb5\u0bc1\u0b9f\u0ba9\u0bcd \u0bb5\u0bc6\u0bb3\u0bbf\u0baa\u0bcd\u0baa\u0b9f\u0bc8\u0baf\u0bb1\u0bcd\u0bb1 \u0ba4\u0bc0\u0bb0\u0bcd\u0bb5\u0bc1\u0b95\u0bb3\u0bc8 \u0b89\u0b9f\u0bc8\u0baf\u0ba4\u0bc1.<\/p>\n

\"Samacheer<\/p>\n

\u0b95\u0bc7\u0bb3\u0bcd\u0bb5\u0bbf 3.
\n\u0b95\u0bbe\u0bb8\u0bcd\u0bb8\u0bbf\u0baf\u0ba9\u0bcd \u0ba8\u0bc0\u0b95\u0bcd\u0b95\u0bb2\u0bcd \u0bae\u0bc1\u0bb1\u0bc8\u0baf\u0bc8\u0baa\u0bcd \u0baa\u0baf\u0ba9\u0bcd\u0baa\u0b9f\u0bc1\u0ba4\u0bcd\u0ba4\u0bbf :
\nC2<\/sub>H6<\/sub> + O2<\/sub> \u2192 H2<\/sub> O + CO2<\/sub>, \u0b8e\u0ba9\u0bcd\u0bb1 \u0bb5\u0bc7\u0ba4\u0bbf\u0baf\u0bbf\u0baf\u0bb2\u0bcd \u0b8e\u0ba4\u0bbf\u0bb0\u0bcd\u0bb5\u0bbf\u0ba9\u0bc8\u0b9a\u0bcd\u0b9a\u0bae\u0ba9\u0bcd\u0baa\u0bbe\u0b9f\u0bcd\u0b9f\u0bc8 \u0b9a\u0bae\u0ba8\u0bbf\u0bb2\u0bc8\u0baa\u0bcd\u0baa\u0bb2\u0bc8\u0baa\u0bcd \u0baa\u0b9f\u0bc1\u0ba4\u0bcd\u0ba4\u0bc1\u0b95.
\n\u0ba4\u0bc0\u0bb0\u0bcd\u0bb5\u0bc1:
\n\u0b95\u0bca\u0b9f\u0bc1\u0b95\u0bcd\u0b95\u0baa\u0bcd\u0baa\u0b9f\u0bcd\u0b9f C2<\/sub> H6<\/sub> + O2<\/sub> \u2192 H2<\/sub>O + CO2<\/sub>
\n\u0ba8\u0bbe\u0bae\u0bcd \u0bae\u0bbf\u0b95\u0bc8 \u0b8e\u0ba3\u0bcd\u0b95\u0bb3\u0bcd , x1<\/sub>, x2<\/sub>, x3<\/sub>, \u0bae\u0bb1\u0bcd\u0bb1\u0bc1\u0bae\u0bcd x4<\/sub> \u0b87\u0bb5\u0bcd\u0bb5\u0bbe\u0bb1\u0bc1 \u0b95\u0bbe\u0ba3 \u0bb5\u0bc7\u0ba3\u0bcd\u0b9f\u0bc1\u0bae\u0bcd.
\nx1<\/sub>, C2<\/sub>, H6<\/sub>, + x2<\/sub> O2<\/sub> \u2192 x3<\/sub> H2<\/sub>O +x4<\/sub> CO2<\/sub> ….(1)
\n(1) \u0bb2\u0bcd \u0b87\u0b9f\u0ba4\u0bc1 \u0baa\u0b95\u0bcd\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0bb2\u0bcd \u0b89\u0bb3\u0bcd\u0bb3 \u0b95\u0bbe\u0bb0\u0bcd\u0baa\u0ba9\u0bcd \u0b85\u0ba3\u0bc1\u0b95\u0bcd \u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0b8e\u0ba3\u0bcd\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bc8 \u0bb5\u0bb2\u0ba4\u0bc1 \u0baa\u0b95\u0bcd\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0bb2\u0bcd \u0b89\u0bb3\u0bcd\u0bb3 \u0b95\u0bbe\u0bb0\u0bcd\u0baa\u0ba9\u0bcd \u0b85\u0ba3\u0bc1\u0b95\u0bcd\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0b8e\u0ba3\u0bcd\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bc8\u0b95\u0bcd\u0b95\u0bc1 \u0b9a\u0bae\u0bae\u0bbe\u0b95 \u0b87\u0bb0\u0bc1\u0b95\u0bcd\u0b95 \u0bb5\u0bc7\u0ba3\u0bcd\u0b9f\u0bc1\u0bae\u0bcd.
\n\u2234 2x1<\/sub> = 1x4<\/sub>
\n\u21d2 2x1<\/sub> – x4<\/sub> = 0 …. (2)
\n\u0bb9\u0bc8\u0b9f\u0bcd\u0bb0\u0b9c\u0ba9\u0bcd \u0b85\u0ba3\u0bc1\u0b95\u0bcd\u0b95\u0bb3\u0bbe\u0bb2\u0bcd \u0b95\u0bbf\u0b9f\u0bc8\u0baa\u0bcd\u0baa\u0ba4\u0bc1,
\n6x1<\/sub> = 2x3<\/sub>
\n\u21d2 6x1<\/sub> – 2x3<\/sub> = 0
\n\u21d2 3x1<\/sub> – x3<\/sub> = 0 ….. (3)
\n\u0bae\u0bc7\u0bb2\u0bc1\u0bae\u0bcd, \u0b86\u0b95\u0bcd\u0bb8\u0bbf\u0b9c\u0ba9\u0bcd \u0b85\u0ba3\u0bc1\u0b95\u0bcd\u0b95\u0bb3\u0bbe\u0bb2\u0bcd \u0b95\u0bbf\u0b9f\u0bc8\u0baa\u0bcd\u0baa\u0ba4\u0bc1,
\n2x2<\/sub> = 1x3<\/sub> +2x4<\/sub>
\n\u21d2 2x2<\/sub> – x3<\/sub> – 2x4<\/sub> = 0 …. (4)
\n4 \u0bae\u0bbe\u0bb1\u0bbf\u0b95\u0bb3\u0bbf\u0bb2\u0bcd \u0b85\u0bae\u0bc8\u0ba8\u0bcd\u0ba4 \u0ba8\u0bc7\u0bb0\u0bbf\u0baf\u0bbf\u0bb2\u0bcd \u0b9a\u0bae\u0baa\u0b9f\u0bbf\u0ba4\u0bcd\u0ba4\u0bbe\u0ba9 \u0ba4\u0bca\u0b95\u0bc1\u0baa\u0bcd\u0baa\u0bc1 \u0b9a\u0bae\u0ba9\u0bcd\u0baa\u0bbe\u0b9f\u0bc1\u0b95\u0bb3\u0bcd (2), (3) \u0bae\u0bb1\u0bcd\u0bb1\u0bc1\u0bae\u0bcd (4)
\n\u2234 \u0bb5\u0bbf\u0bb0\u0bbf\u0bb5\u0bc1\u0baa\u0b9f\u0bc1\u0ba4\u0bcd\u0ba4\u0baa\u0bcd\u0baa\u0b9f\u0bcd\u0b9f \u0b85\u0ba3\u0bbf [A|0]
\n\\(\\left[\\begin{array}{rrrr|r}
\n2 & 0 & 0 & -1 & 0 \\\\
\n3 & 0 & -1 & 0 & 0 \\\\
\n0 & 2 & -1 & -2 & 0
\n\\end{array}\\right]\\)
\n\u0b95\u0bbe\u0bb8\u0bcd\u0bb8\u0bbf\u0baf\u0ba9\u0bcd \u0ba8\u0bc0\u0b95\u0bcd\u0b95\u0bb2\u0bcd \u0bae\u0bc1\u0bb1\u0bc8 \u0bae\u0bc2\u0bb2\u0bae\u0bcd \u0b95\u0bbf\u0b9f\u0bc8\u0baa\u0bcd\u0baa\u0ba4\u0bc1,
\n\"Samacheer
\n\"Samacheer
\n\u0b87\u0b99\u0bcd\u0b95\u0bc1 \u03c1(A)=\u03c1([A|B])=3<4, \u0bae\u0ba4\u0bbf\u0baa\u0bcd\u0baa\u0bbf\u0b9f \u0bb5\u0bc7\u0ba3\u0bcd\u0b9f\u0bbf\u0baf \u0bae\u0bbe\u0bb1\u0bbf\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0b8e\u0ba3\u0bcd\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bc8.
\n\u2234 \u0ba4\u0bca\u0b95\u0bc1\u0baa\u0bcd\u0baa\u0bc1 \u0b92\u0bb0\u0bc1\u0b99\u0bcd\u0b95\u0bae\u0bc8\u0bb5\u0bc1\u0b9f\u0ba9\u0bcd \u0b92\u0bb0\u0bc1 \u0b9a\u0bbe\u0bb0\u0bbe\u0bae\u0bbe\u0bb1\u0bbf\u0b95\u0bcd \u0b95\u0bc1\u0b9f\u0bc1\u0bae\u0bcd\u0baa \u0ba4\u0bc0\u0bb0\u0bcd\u0bb5\u0bc1\u0b95\u0bb3\u0bc8 \u0b95\u0bca\u0ba3\u0bcd\u0b9f\u0bbf\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd, \u0b86\u0b95\u0bc8\u0baf\u0bbe\u0bb2\u0bcd x4<\/sup> = t \u0b8e\u0ba9\u0bcd\u0b95. \u0b8f\u0bb1\u0bc1\u0baa\u0b9f\u0bbf\u0bb5\u0ba4\u0bcd\u0ba4\u0bbf\u0bb2\u0bbf\u0bb0\u0bc1\u0ba8\u0bcd\u0ba4\u0bc1 \u0b9a\u0bae\u0ba9\u0bcd\u0baa\u0bbe\u0b9f\u0bc1\u0b95\u0bb3\u0bc8 \u0b8e\u0bb4\u0bc1\u0ba4 \u0b95\u0bbf\u0b9f\u0bc8\u0baa\u0bcd\u0baa\u0ba4\u0bc1
\n2x1<\/sub> – x4<\/sub> = 0
\n\u21d2 2x1<\/sub> = x4<\/sub>
\n\u21d2 2x = t
\n\u21d2 x1<\/sub> = \\(\\frac{t}{2}\\)
\n4x2<\/sub> – 7x4<\/sub> = 0
\n\u21d2 4x2<\/sub> = 7t \u21d2 x2<\/sub> = \\(\\frac{7t}{4}\\)
\n-2x3<\/sub> + 3x4<\/sub> = 0 \u21d2 2x3<\/sub> = 3x4<\/sub>
\n\u21d2 x3<\/sub> = \\(\\frac{3t}{2}\\)
\nx1<\/sub>, x2<\/sub>, x3<\/sub>, \u0bae\u0bb1\u0bcd\u0bb1\u0bc1\u0bae\u0bcd x4<\/sub>, \u0bae\u0bbf\u0b95\u0bc8 \u0bae\u0bc1\u0bb4\u0bc1\u0b95\u0bcd\u0b95\u0bb3\u0bcd, \u0b86\u0ba4\u0bb2\u0bbe\u0bb2\u0bcd, t = 4 \u0b8e\u0ba9 \u0ba4\u0bc7\u0bb0\u0bcd\u0ba8\u0bcd\u0ba4\u0bc6\u0b9f\u0bc1\u0b95\u0bcd\u0b95
\n\"Samacheer
\nx4<\/sub> = t = 4
\n\u0b86\u0b95\u0bc8\u0baf\u0bbe\u0bb2\u0bcd \u0b9a\u0bae\u0ba8\u0bbf\u0bb2\u0bc8\u0baa\u0bcd\u0baa\u0b9f\u0bc1\u0ba4\u0bcd\u0ba4\u0baa\u0bcd\u0baa\u0b9f\u0bcd\u0b9f \u0b9a\u0bae\u0ba9\u0bcd\u0baa\u0bbe\u0b9f\u0bc1
\n2 C2<\/sub>H6<\/sub> +7O2<\/sub> \u2192 6H2<\/sub>O + 4CO2<\/sub><\/p>\n","protected":false},"excerpt":{"rendered":"

Tamilnadu State Board New Syllabus\u00a0Samacheer Kalvi 12th Maths Guide Pdf Chapter 1 \u0b85\u0ba3\u0bbf\u0b95\u0bb3\u0bcd \u0bae\u0bb1\u0bcd\u0bb1\u0bc1\u0bae\u0bcd \u0b85\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bcb\u0bb5\u0bc8\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0baa\u0baf\u0ba9\u0bcd\u0baa\u0bbe\u0b9f\u0bc1\u0b95\u0bb3\u0bcd Ex 1.7 Textbook Questions and Answers, Notes. TN Board 12th Maths Solutions Chapter 1 \u0b85\u0ba3\u0bbf\u0b95\u0bb3\u0bcd \u0bae\u0bb1\u0bcd\u0bb1\u0bc1\u0bae\u0bcd \u0b85\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bcb\u0bb5\u0bc8\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0baa\u0baf\u0ba9\u0bcd\u0baa\u0bbe\u0b9f\u0bc1\u0b95\u0bb3\u0bcd Ex 1.7 \u0b95\u0bc7\u0bb3\u0bcd\u0bb5\u0bbf 1. \u0baa\u0bbf\u0ba9\u0bcd\u0bb5\u0bb0\u0bc1\u0bae\u0bcd \u0b9a\u0bae\u0baa\u0bcd\u0baa\u0b9f\u0bbf\u0ba4\u0bcd\u0ba4\u0bbe\u0ba9 \u0ba8\u0bc7\u0bb0\u0bbf\u0baf\u0b9a\u0bcd \u0b9a\u0bae\u0ba9\u0bcd\u0baa\u0bbe\u0b9f\u0bcd\u0b9f\u0bc1\u0ba4\u0bcd \u0ba4\u0bca\u0b95\u0bc1\u0baa\u0bcd\u0baa\u0bc8\u0ba4\u0bcd \u0ba4\u0bc0\u0bb0\u0bcd\u0b95\u0bcd\u0b95\u0bb5\u0bc1\u0bae\u0bcd. (i) 3x+2y +73 = 0, 4x-3y-2z = 0, 5x+9y+23z=0 (ii) 2x+3y-z=0, …<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","footnotes":""},"categories":[8],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/samacheerkalviguru.com\/wp-json\/wp\/v2\/posts\/50064"}],"collection":[{"href":"https:\/\/samacheerkalviguru.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/samacheerkalviguru.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/samacheerkalviguru.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/samacheerkalviguru.com\/wp-json\/wp\/v2\/comments?post=50064"}],"version-history":[{"count":0,"href":"https:\/\/samacheerkalviguru.com\/wp-json\/wp\/v2\/posts\/50064\/revisions"}],"wp:attachment":[{"href":"https:\/\/samacheerkalviguru.com\/wp-json\/wp\/v2\/media?parent=50064"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/samacheerkalviguru.com\/wp-json\/wp\/v2\/categories?post=50064"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/samacheerkalviguru.com\/wp-json\/wp\/v2\/tags?post=50064"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}