Question

Упростите выражение

Answer 1

otvet tak 15 2$15 x^{2} -2x$

Answer 2

Решение
4 - [x²(1 - 16x²)] / [(4x - 1)*2x³] = 4 + [(1 - 4x)*(1 + 4x)] / [(1 - 4x)*2x] = 
= 4 + (1 + 4x)/2x = (4*2x + 1 + 4x)/2x = (12x + 1)/2x