Question

Factor x2 – 16
Select one:
a. (x-4)(x+4)
b. (x-2)(x+8)
c. (x+4)(x+4)
d. (x-4)(x-4)

Answer 1

Answer:

a. (x-4)(x+4)

Step-by-step explanation:

Answer 2

Answer:

option -A

Step-by-step explanation:

x²-16

=x²-4²

=a²-b²

=(a+b)(a-b)

so, a=x,b=4

substitute a &b

(x+4)(x-4)

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