Question

6. (a) If A = -5x2 - 8x + 9, B = 3x2 - 5x + 2 and C = 4x2 - 7x + 9, find A+B-C.​

Answer 1

Answer:

given that

A=-5x2-8x+9

B=3x2-5x+2

and

C=4x2-7x+9

then

A+B-C=-6x2-6x+2

Answer 2

Answer:

first X then add then subtract the new get answer and mark me as brain list please