Question

for what value of k, (x+1) is a factor of p(x)
= (Kx)2-x-4​

Answer 1

x = -1

(kx)×2-x-4 =0

=>k × (-1) ×2 -x-4=0

=> -2k-(-1)-4=0

=> -2k + 1+4=0

=> -2k +5=0

=> -2k=-5

=> k=-5/-2

=>k=5/2 ➡️ ANSWER