If 2x\(^2\) - kx - 12 is divisible by x-4, Find the value...
If 2x\(^2\) - kx - 12 is divisible by x-4, Find the value of k.
4
5
6
7
Correct answer is B
2x2 - kx - 12 is divisible by x-4
implies x is a factor ∴ x = 4
f(4) implies 2(4)2 - k(4) - 12 = 0
32 - 4k - 12 = 0
-4k + 20 = 0
-4k = -20
k = 5
Find the volume of a cone of radius 3.5cm and vertical height 12cm. [Take π = 22/7]...
If \(log_a 3\) = m and \(log_a 5\) = p, find \(log_a 75\)...
If 2x\(^2\) - kx - 12 is divisible by x-4, Find the value of k. ...
If P(2,3) and Q)2, 5) are points on a graph, calculate the length PQ ...
Given that 3√42x = 16, find the value of x ...
Find the remainder when X3 - 2X2 + 3X - 3 is divided by X2 + 1...