Question

Subtracting polynomials class 8

Answer 1

Answer:

$x {}^{2} - 3$

Answer 2

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

= 3x^2 + 4x - 3 + 4x - 2x^2

= 3x^2 - 2x^2 + 4x + 4x - 3

= x^2 + 8x - 3

Ans: x^2 + 8x - 3