Math, asked by Parthavjani, 6 months ago

Expand using appropriate identity : (i) (5p

2

-2 )

2

(ii) (3p + 11)(3p - 11)

Answers

Answered by amanwadhwa1

1

Step-by-step explanation:

(ii) (3p+11)(3p-11)

We know that , (a+b)(a-b) = a²-b²

Therefore , (3p+11)(3p-11) = (3p)² - (11)²

= 9p² - 121

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