Math, asked by keshav7774, 1 year ago

Factorise the following
4r? - 25
4r + 4y + 36

Answers

Answered by igaurav23

0

$4 { r}^{2} - 25 \\ {(2r)}^{2} - {5}^{2} \\ (2r + 5)(2r - 5)$

$4r + 4y + 36 \\ 4(r + y + 9)$

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