Question

Pleaseee help i’m literally dying

Answer 1

B.

Explanation:

`x^(2) -y^(2)` = (x + y)(x - y)

So, if x + y = 7/10, and x - y = 5/14,
`x^(2) -y^(2)` = (7/10) * (5/14) = 35/140 = 1/4.

(1/2)^2 = 1/4

So, (B) (1/2)^2 is your answer!

Hope this helps!