Question

PLEASE SOLVE QUESTION NUMBER 3RD GIVEN IN ATTACHMENT ..........

Simplify each of the following products:
3
n
n
m+
7
m
(1/2 - 36 ) ( 36 + 1 / 2 ) ( az + 962) (
j5)
7
x² + 2x
(iv) (? + x - 2) (2 - 1+2)
X
2.
2 5
5
(v) (3 - 3x? - x) (? - 3x + 1) (vi) (2x² - 4x² + 1) (2x - 4x²-1)
*please solve question number 3rd given in attachment*​

Answer 1

Answer:

(x/2 - 2/5) (2/5 - x/2) - x² + 2x

- (2/5 - x/2) (2/5 - x/2) - x² + 2x

- (2/5 - x/2)² - x² + 2x

- { (2/5)² + (x/2)² - 2×2/5×x/2 } - x² + 2x

- { 4/25 + x²/4 - 2x/5 } - x² + 2x

- 4/25 - x²/4 + 2x/5 - x² + 2x

- x²/4 - x² + 2x/5 + 2x - 4/25

- 5x²/4 + 12x/5 - 4/25