Question

a) -6ab-8ab-2ab-3ab=?

b) (3abc).(2abc)=?

c) (-5a elevado a 2).(2a elevado a 2).(3a elevado a2)=?

d) (-8x elevado a 3 y elevado a 2):(-2yy)=?

Answer 1

A) -6ab-8ab-2ab-3ab= - 14ab-5ab = - 19ab

b) (3abc).(2abc)= 6a^2.b^2c^2

c) (-5a^2).(2a^2).(3a^2)= (-5.2.3)a^(2+2+2) =  - 30a^6

d)  -8x^3. y^2  =  4x^3
      -2y^2=