Question

simplify X square + X - 2 into x square minus x + 2​

Answer 1

Solution:

Given (x²+x-2)(x²-x+2)

= [x²+(x-2)][x²-(x-2)]

= (x²)² - (x-2)²

/* (a+b)(a-b) = a²-b² */

= x⁴-(x²-2*x*2+2²)

= x⁴-(x²-4x+4)

= x⁴-x²+4x-4

Therefore,

(x²+x-2)(x²-x+2)

= x⁴-x²+4x-4

••••

Answer 2

Answer:

Step-by-step explanation: