Given the function f(x) = 6(x+2) − 3, solve for the inverse function when x = 21.
−45
0
2
63

Question

03-02-2017
Mathematics

contestada

Given the function f(x) = 6(x+2) − 3, solve for the inverse function when x = 21.
−45
0
2
63

Respuesta :

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apologiabiology apologiabiology · Answer 1 · 2017-02-03T07:04:59+01:00

apologiabiology apologiabiology

03-02-2017

the invese switches x and y so basically
if
f(21)=z then f⁻¹(z)=21
therefor
f(z)=21 and f⁻¹(21)=z
basically solve for the value that makes the functino equal 21

21=6(x+2)-3
add 3 both sides
24=6(x+2)
divide by 6
4=x+2
minus 2
2=x

answer is 2

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Given the function f(x) = 6(x+2) − 3, solve for the inverse function when x = 21. −45 0 2 63

Respuesta :

Otras preguntas

Given the function f(x) = 6(x+2) − 3, solve for the inverse function when x = 21.
−45
0
2
63