Question

IF x square+px+12 =(x+2)(x+6)
for all x, find the value of p
​

Answer 1

Answer:

p=8

Step-by-step explanation:

x²+px+12

p=?

x²+px+12=(x+2)(x+6)

Use identity:[(x+a)(x+b)=x²+(a+b)x+ab]

(x+2)(x+6)=x²+(2+6)x+2*6

=x²+8x+12

p=8