Question

considerando que f(x)=49 elevado a x, determine o valor de f(1,5)

Answer 1

f(1,5)=49 elevado a 1,5
f(1,5)=49^1,5
f(1,5)=343

Answer 2

$1,5 = \frac{3}{2} \\ f(1,5) = 49^ \frac{3}{2} \\ 49 = 7^2\\ f(1,5) = 7^2^. ^\frac{3}{2} \\ f(1,5) = 7^ \frac{6}{2} \\ f(1,5) = 7^3 \\ f(1,5) = 343$