Question

(b) From the sum of 4 + 3x and 5 - 4x + 2x?, subtract the sum of 3r - 5x and
--x2 + 2x + 5.​

Answer 1

Answer:

given, [(4+3x)+(5−4x+2x 2 )]−[(3x 2 −5x)+(−x 2+2x+5)]

=(2x 2 −x+9)−(2x 2−3x+5)

=2x+4