Question

use suitable identities to find the following products: (1-8x) ( 1+8x)​

Answer 1

Answer:

Step-by-step explanation:

(a+b) (a-b)=a²-b²

1²-(8x)²

=1-64x²

Answer 2

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(1-8x) ( 1+8x)

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$\bf\underbrace\orange{identity\:used=(a+b)(a-b)=a²-b²}$

$\: \: \: \: \: \: \: \: \: \: (1 - 8x)(1 + 8x) \\ \\ \: \: \: \: \: \: \: \: \: = (1) {}^{2} - (8x) {}^{2} \\ \\ \: \: \: \: = 1 - 64x$

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