Question

determine o valor numerico de cada a das expressoes: b)√9+2³√-8

Answer 1

3+2.3√-2^3
3+2.(-2)
3-4 = -1

Answer 2

= √9 + 2∛-8
= 3 + 2.∛(-2)³
= 3 + 2.(-2)
= 3 - 4
= - 1