Question

4a-3ab+b,para a=3 e b=-1

Answer 1

Oie, Td Bom?!

4a - 3ab + b

>>> Substitua: a = 3 e b = - 1.

4 • 3 - 3 • 3 • (- 1) + (- 1)

12 + 9 - 1

21 - 1

20

Att. Makaveli1996

Answer 2

Resposta:

4a-3ab+b sendo a=3 e b= -1

= 4•3-3•3•(-1)+(-1) ✓

= 4•3-3•3•(-1)-1 ✓

= 12-9•(-1)-1 ✓

= 12-(-9)-1 ✓

= 12+9-1 ✓

= 21-1 ✓

= 20 ✓