Question

1) x+x2 +x3
2)(3 – a)2 +5(3- a)
3) 162²bc? +24abc

Answer 1

Ответ:

1. 6х

2.9-7а

3.$186^{2} a b^{2} c^{2}$

Объяснение:

1.x+2x+3x=6x

2.2(3-a)+5(3-a)=6-2a+15-5a=9-7a

3.$162^{2} bc+24abc=186^{2}ab^{2}c^{2}$