Math, asked by kamalakannanragavi, 1 month ago

use suitable identities to find the following (x^2-7/9) (x^2+7/9)

Answers

Answered by aditdwivedi336

0

Answer:

x^4- (49/81)

Step-by-step explanation:

a^2-b^2 = (a+b)(a-b)

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