Thursday, 15 August 2024

Solve the following system of equations using matrix method (2/x)+(3/y)+(10/z=4; (4/x)-(6/y)+(5/z)=1 and (6/x)+(9/y)-(20/z)=2. [ISC2011]












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Check whether 7+3x is a factor of 3x^3+7x ? [ncert]

                               Now take 7+3x=0 =>3x= -7 => x= -7/3 => If p(x)=3x^3+7x , then, => p(-7/3) = 3(-7/3)^3+7(-7/3) =...