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CBSE XII
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Matrices
Give that x = -9 is a root of $ \begin{vmatrix} x & 3 & 7 \\ 2 & x & 2 \\ 7 & 6 & x \end{vmatrix}=0$ find the other roots. Hint: Evaluate, find other roots.
cbse
class12
additionalproblem
kvquestionbank2012
ch3
q15
p8
math
sec-a
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asked
Jan 24, 2013
by
meena.p
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Jan 24, 2013
by
meena.p
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