Question

Q find the product a,-a²,and a³
Q find the common in 10pq,20qr,30ps
Qsimplify 3x(4x-5)+3 and find it value at x=2

Answer 1

1) a×a^2×a^3=
a^3×a^3=
a^6
2) 10 is common

3) x=2
3×2 (4×2-5)+3=
6 (8-5)+3=
6×3+3=
18+3=
21