emilyangelgrace
emilyangelgrace emilyangelgrace
  • 02-04-2020
  • Mathematics
contestada

PLEASE HELP!!!!

Use f(x) = 5^x for questions 7-8

7. f(2) =

8. f^-1(25) =

Respuesta :

instaoceanclash
instaoceanclash instaoceanclash
  • 02-04-2020

Answer: 25, 2

Step-by-step explanation:

7

f(x) = 5^x

plug 2 into x

f(2) = 5^2

f(2) = 25

8

the inverse of f(x) is f^-1(x), so the x and y values are switched

if y = f^-1(25)

then f(y) = 25

in question 7, we found this same value to be 2

Answer Link

Otras preguntas

Please answer correctly for brainly <3
What is the difference between active and passive euthanasia? Culture of Life: Select the best answer from the choices provided. A. In active euthanasia, the d
Which equation represents the following graph? A.) Y = 2/3 x + 2 B.) Y = 3/2 x + 2 C.) Y = 2/3 x – 2 D.) Y = -2/3 x + 2
PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!! Multiply. √2 ⋅ √5 ⋅ √11
Which of the following is not an advantage of using the metric system
What is standard form in this number 4,000,000 300,000 10,000 500 30 7
The graph below represents which of the following functions?
i really need to know how to do these questions...or you could answer them
what is the difference between predation and competition
The straight line joining the points A(3,-5) and B(6,k) has a gradient of 4. Work out the value of k.