Question

f(x)=2x3 + kx² + 11x +k+3 এবং g(x)=2x - 1​

Answer 1

Step-by-step explanation:

x = 1/2

f(x) = 6+ k*1/4 + 11*1/4 + k + 3

so we get

12/4*k + 9 + k

it will become

3*k +k +9

4k +9 = 0

so k = -9/4