Question

Determine o valor do monômio 2x²y³ sabendo que x = −1 e y = 2

(a)4
(b)8
(c)-8
(d)16
(e)-16​

Answer 1

2x²y³

= 2 (-1)² (2)³

= 2 x 1 x 2³

= $2^{4}$

= 16

Resposta d)