Question

What is the sum of the polynomials?

(7x2 - 4x2) + (2x2 - 4x2)
O 5x
O 9x
O 5X? - 8x2
O 9x2 - 8x2

Answer 1

9x2 - 8x2

Explanation:

(7x^2 - 4x^2) + (2x^2 - 4x^2)

9x^2 - 8x^2

x^2