Question

Find the sum of :- A) -9x square + 11x square + 3x square - 4x square .

Answer 1

Answer:

x^2

Step-by-step explanation:

-9x^2+11x^2+3x^2-4x^2

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

5x^2-4x^2

x^2

Answer 2

Answer:

${x}^{2}$

Step-by-step explanation:

$- 9 {x}^{2} + 11 {x}^{2} + 3 {x}^{2} - 4 {x}^{2} \\ = {x}^{2}$