Question

In the polynomial below, what number should replace the question mark to

produce a difference of squares?
x + ?x - 25
A. 5
B. 10
C. O
Ο Ο
D. 25

Answer 1

The answer is 0. doesn't matter what equation it is, as long as it's asking for a difference in squares, and the question mark is placed at the second x, that x can't be there, so 0.