Question

$(a + 4) {}^{2}$
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Answer 1

Answer:

Identity 1=

(a+b)²=a²+b²+2ab

Step-by-step explanation:

(a+4)²

(a)²+(4)²+2(a)(4)

a²+16+8a

Answer 2

Answer:

a² + 8a + 16 is the answer

Step-by-step explanation:

Am I right ?