Question

(6x-7) (6x+7) use suitable identities to get products.please help
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Answer 1

Answer:

Using identity,(a-b)(a+b)=a²-b²

(6x)²-7²

36x²-49

Answer 2

Answer:

Hey friend,

The suitable identity is :

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

And the solve will be:

=6x^2 - 7^2

=36x^2 - 49

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