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Express the following in the form of (a+b) (a-b) a) a²-64 b)49x²-1

Posted by Mahi 07 A 5 years, 5 months ago

CBSE > Class 08 > Mathematics

1 answers

Yogita Ingle 5 years, 5 months ago

(a+b) (a-b)

a) a²-64

= a²- (8)²

= (a - 8) ( a +8)

b)49x²-1

= (7x)² - (1)²

= (7x - 1) (7x + 1)

1Thank You

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CBSE > Class 08 > Mathematics