Math, asked by Anonymous, 9 months ago

Find the following products using an identity.
a) (2a + b)(2a - b) =

Answers

Answered by bhattacharyataniya74
12

Answer:

Step-by-step explanation:

a) (2a + b)(2a - b) =(2a)²-(b)²

Answered by 1KingArjun
17

Answer:

4a² - b²

Step-by-step explanation:

(2a + b) × (2a - b)

= (2a)² - (b)²                   [∵by using identity (a + b)(a - b) = a² - b²]

= 4a² - b²

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