Question

If A = (3x2 – 4x +1), B = (5x2 + 3x – 8), C = (4x2 –7x + 3), find the value of A + B – C.

Answer 1

Answer:

(3*2-4x+1)+(5*2+3x-8)+(4*2-7x+3)

(6-4x+1)+(10+3x-8)+(8-7x+3)

7-4x+2+3x+11-7x

20-8x