Question

Simplify each of the following products:
(i) (1/2a - 3b)(3b+1/2a)(1/4a²+9b²)
(ii) (m+n/7)³(m-n/7)
(iii)(x/2 - 2/5 )(2/5 - x/2) -x²+ 2x(iv) (x² + x – 2) (x² - x + 2)
(v) (x³ - 3x² – x) (x² - 3x + 1)(vi) (2x⁴ - 4x² + 1) (2x⁴- 4x² - 1)

Answer 1

Answer:

i think (ii) is the answer