Question

ME AJUDEM OPERAÇÃO

a) (x2-0x+5)+(3x2+7x-1)

b) (5ax-10x-9a)-(3ax-8x-12)

c) (13x2-11x-15)+(7x2-2x+16)

Answer 1

Vamos lá

a) (x^2 - 0x + 5) + (3x^2 + 7x - 1)

4x^2 + 7x + 4

b) (5ax-10x-9a)-(3ax-8x-12)

2ax - 2x - 9a + 12

c) (13x^2-11x-15)+(7x^2-2x+16)

20x^2 - 13x + 1