Question

1) Determine o valor das seguintes expressões numéricas:

a) 5²-1 =
B)3³+2⁴ =
C) 5²-4²-3² =
D) 6²:3•5² =
E) 8²-2•3³ =​

Answer 1

Resposta:

$a)5^2-1\\\\25-1\\\\24$

$b)3^3+2^4\\\\27+2^4\\\\27+16\\\\43$

$c)5^2-4^2-3^2\\\\25-4^2-3^2\\\\25-16-9\\\\0$

$d)6^2:3 \ . \ 5^2\\\\36:3 \ . \ 5^2\\\\36:3 \ . \ 25\\\\300$

$e) 8^2-2 \ . \ 3^3\\\\64-2 \ . \ 3^3\\\\64-2 \ . \ 27\\\\64-54\\\\10$

Explicação passo-a-passo:

$espero \ ter \ ajudado, \ boa \ tarde!!!$