Respuesta :

Answer:

-120

Step-by-step explanation:

A=-3

B= 4

5(-3)*2(4)

5(-3)= -15

2(4) = 8

-15*8 = -120

Answer:

120

Step-by-step explanation:

a = –3 and b = 4

The value of –5a2b is:

–5a2b

–5(-3)2(4)

15*2(4)

15*8

120