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Using the identity evalute 5.1×5.3

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Using the identity evalute 5.1×5.3

Posted by Mansuri Mansiri 5 years, 1 month ago

CBSE > Class 08 > Mathematics

2 answers

Yogita Ingle 5 years, 1 month ago

5.1×5.3 = (5 + 0.1)(5 + 0.3)
= 5² + (0.1+0.3)5 + 0.03
= 25 + 2 + 0.03
= 27 + 0.03

= 27.03

2Thank You

Mansuri Mansiri 5 years, 1 month ago

Please reply in doing method

2Thank You

ANSWER

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CBSE > Class 08 > Mathematics