Answer :
Answer:
a) x^2+6x-16
b)x^2-49
Step-by-step explanation:
a) x*x - 2x + 8x - 16
x^2 + 6x -16
b) x*x + 7x -7x - 49
x^2 - 49
Answer:
a) x^2+6x-16
b)x^2-49
Step-by-step explanation:
a) x*x - 2x + 8x - 16
x^2 + 6x -16
b) x*x + 7x -7x - 49
x^2 - 49