Question

I F 49x ²b = (7x +1/2)(7x-1/2)
then Find the value b.​

Answer 1

0

Explanation:

Apply Only the Outside and Inside Method of the Foil Method.

`7 * - (1)/(2) = - 3.5x`

`(1)/(2) * 7x = 3.5x`

Add them together

`- 3.5x + 3.5x = 0`

So our b value is 0.