Question

Sejam as funções f(x) = -5x + 20 e a g(x) = 2x² - 5. Encontre o valor de f(g(2)).

Answer 1

Resposta:

f(x)= -5x + 20

$\times = 3 \frac{1}{3}, \times = 3,3$

g(x)=2x²-5

$\times1 = - \sqrt[10]{2} ,\times 2 = \sqrt[ 10]{2}$