Respuesta :
f(x) = 3/x + 2 - √x-3
All that f(7) means is that you replace x with the number 7 and solve.
f(7) = 3/7 + 2 - √7-3
f(7) = 3/7 + 2 - √4
f(7) = 17/7 - √4
f(7) = 3/7
3/7 in a decimal is 0.428571 which would round to 0.43
The answer would be 0.43
All that f(7) means is that you replace x with the number 7 and solve.
f(7) = 3/7 + 2 - √7-3
f(7) = 3/7 + 2 - √4
f(7) = 17/7 - √4
f(7) = 3/7
3/7 in a decimal is 0.428571 which would round to 0.43
The answer would be 0.43