Question

Answers Under 30m ASAP

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Answer 1

Answer:- 1/4

Step by step explanation:-

Given :-

49 x^2 - b = (7x+ 1/2) (7x-1/2)

To find :- value of b

Solution:-

Formula

$a {}^{2} - b {} ^{2} = (a + b) \: (a - b)$

According to formula :-

49x^2 - b = (7x)^2 - (1/2)^2

49x^2 - b = 49x^2 - 1/4

b = 1/4

The value of b is 1/4

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