Saturday, 25 October 2025

If (x-2) is a -factor of the expression 2x ^ 3 + a * x ^ 2 + bx - 14 and when the expression in divided by (x - 3) , it leaves 52, find a the values of a and b. [icse 2013]



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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) =...