Find the square of 37 using the identity . (a+b)² = a²+2ab +b²
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2
Answer:
1369
Step-by-step explanation:
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Answered by
1
Step-by-step explanation:
(30+7)^2
a^2+b^2+2ab
30^2+7^2+2×30×7
900+49+420
1369
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