(6 2/3)²- (2 1/3)²शिशु अपऑन 3 स्क्वायर माइनस
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Answer:
39
Step-by-step explanation:
(6 2/3)²- (2 1/3)²
= (6 2/3 + 2 1/3)(6 2/3 - 2 1/3) [a+b]×[a - b] = (a)² - (b )²
=( 9)×(4 1/3)
=9×13/3
=3×13
=39
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