Respuesta :

Answer:

 (2•3a3b4)

Step-by-step explanation:Equation at the end of step 1

 -2ab • (0 -  (3a2 • b3))

STEP

2

:

Multiplying exponential expressions :

2.1    a1 multiplied by a2 = a(1 + 2) = a3

Multiplying exponential expressions :

2.2    b1 multiplied by b3 = b(1 + 3) = b4