Question

Efetue :

a) ( 2a ) . ( 3a ) =
b) ( -a² ) . ( 2a ) =
c) ( 8 a²b ) : ( 4 ab ) =
d) (7/3 a) . ( 9/7 a x ) . ( 2a² ) =
e) ( 7a²)² =
f) ( - x/4 ³ )² =

Answer 1

a) 6a²
b)-2a³
C)2a
d)126a⁴x/21
e)7a⁴

Answer 2

a) 6a²
b) -2a³
c) 2a
d)126a⁴x/21
e) 7a⁴