Question

A square + 2 Ab + b square using this formula solve this answers 788 square​

Answer 1

Answer:

(788)^2 = (800-12)^2

a = 800

b = 12

= 800^2+12^2-2×800×12

= 640000+144 - 19200

= 640144 - 19200

= 620944

788^2 = 620944

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