Question

use suitable identity to find the following product
(3x +4)(3x -4) ​

Answer 1

Answer:

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Answer 2

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We will use identity which is given below:-

$(x + y)(x - y) = {(x)}^{2} - {(y)}^{2}$

So, the answer will be:-

$(3x + 4)(3x - 4) = {(3x)}^{2} - {(4)}^{2} \\ \implies {9x}^{2} - 16$