Question

The dimensions of a rectangle are represented by the functions shown.

Which function represents the area of the rectangle?

12x2 + 15x – 10
12x2 + 7x + 10
12x2 – 8x – 10
12x2 + 7x – 10

Answer 1

12x²+7x-10

Explanation:

(3x-2)(4x+5)

=12x²-8x+15x=10

=12x²+7x-10

S = length * width = (3x-2)(4x+5)

Answer 2

d 12x2 + 7x – 10

edg got a 100 % on test

Explanation: