Question

Find (3x+5)(3x-5). Select from the drop -down menu to correctly complete the equation. (3x+5)(3x-5)= Select...

Answer 1

9x²-25

Explanation:

(3x+5)(3x-5)

3x × 3x = 9x²

3x × -5 = -15x

3x × 5 = 15x

-5 × 5 = -25

9x²-15x+15x-25

-15x+15x=0

9x²-25

:)