(x + 4) (x + 4)
x² + 4x + 4x + 16
A. x² + 8x + 16
B. x² + 10x + 25
C. x² + 18x + 81
D. x² + 14x + 49
x² + 4x + 4x + 16
A. x² + 8x + 16
B. x² + 10x + 25
C. x² + 18x + 81
D. x² + 14x + 49
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Answer:
A. x²+8x+16
Step-by-step explanation:
(x+4)(x+4)
=(x+4)(x+4)
=(x)(x)+(x)(4)+(4)(x)+(4)(4)
=x2+4x+4x+16
=x²+8x+16
Let's simplify step-by-step.
x²+4x+4x+16
Combine Like Terms:
=x²+4x+4x+16
=(x²)+(4x+4x)+(16)
=x²+8x+16
Answer:
=x²+8x+16
Answer:
b.x²+10x+18
Step-by-step explanation:
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