Math, asked by premVallabhaneni, 3 months ago

2(a - 9)²
Please answer this using Identities​

Answers

Answered by DiyaSah
1

Answer:

this is the answer

hope it helps

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Answered by BoldStyle
7

2 ( a - 9 ) ²

Using the identity

( a - b ) ² = - 2ab +

- 2 x a x 9 + (9)²

- 18a + 81

2 ( - 18a + 81 )

2a² - 36a + 162

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