Question

the value of k if x - 1 is a factor
of 4x2+5x+k
OA) 9
O B)-9
O C) 5
O D) -5​

Answer 1

Answer:

k= -9

Step-by-step explanation:

because

x-1 = 0

x= 1

putting the value in p(x), we get:

4×1 + 5×1 +k=0

4+5+k=0

k+9=0

k=0-9

k= -9