expand (x+7) raise to 2
Answers
Answered by
1
➢ (x+4)²
By applying (a+b)² = a²+b²+2ab
⟹ x²+4²+(2×x×4)
∴ x²+16+8x
Answered by
0
Answer:
(x²+7²)
(x+49)
Step-by-step explanation:
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