Question

The polynomial
equation x(x+1) +8 =
(x+2)(x-2) is​

Answer 1

Answer:

-12

Step-by-step explanation:

x(X+1)+8=(X+2)(x-2)

x^2+x+8= x^2-4. [(a+b)(a-b)=a^2-b^2]

x+8=-4

x=-4-8

x=-12