Question

Multiply (a+4) and (a-4) *
a^2
a^2-4
a^2-16
None of these​

Answer 1

Answer:

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Answer 2

Answer:

a²-16

Step-by-step explanation:

(a+4)(a-4)

(a)²-(4)² {Using the formula : a²-b²= (a+b)(a-b)}

a²-16.