SOLUTION: Given the functions f(x)=4x-5 and g(x) = 2x+3/x-4 find 1. gf(1) 2. g-1(3) 3. fg (3) 4. the value of x for which f(x) =23 5. the value of x for which g(x) is undefined

SOLUTION: Given the functions f(x)=4x-5 and g(x) = 2x+3/x-4 find 1. gf(1) 2. g-1(3) 3. fg (3) 4. the value of x for which f(x) =23 5. the value of x for which g(x) is undefined

Algebra.Com

Question 1178183: Given the functions f(x)=4x-5 and g(x) = 2x+3/x-4 find
1. gf(1)
2. g-1(3)
3. fg (3)
4. the value of x for which f(x) =23
5. the value of x for which g(x) is undefined

Answer by ikleyn(52847) (Show Source): You can put this solution on YOUR website!
.

(4) To answer this question, solve equation 4x-5 = 23 for x.

RELATED QUESTIONS
given that f(x)=3x+4/3 and g(x)=4x+5 determine the value of... (answered by rapture)

Directions: Perform the indication operation in the following functions. Show your... (answered by Alan3354)

given f =x-4 and g=x^2+3 , show that gf(x) = x^2- 8x + 19 hence find the values of x for (answered by ramkikk66)

Hello my question is regarding algebra of functions: I REALLY appreciate the help! If... (answered by solver91311)

22. If f(x)=x^2 and g(x)=x+2, find f[g(x)] 23. If f(x)=x^3+4 and g(x)=x+3, find... (answered by khwang)

Hello my question is regarding algebra of functions: i appreciate the help, i do not... (answered by josgarithmetic,solver91311)

find the value if f(x)=5/x+2 and g(x)=-2x+3 1.)f(-4) 2.)g(1/2 3.)g(-6)... (answered by math_helper,MathTherapy,ikleyn)

Find (g � f)(4) for the functions below: F(x)=x+3, g(x) = 1/x^2 (g � f)(4) = (answered by Alan3354)

If f(x)=3x-2 and gf(x)=6x-1,find the value of... (answered by greenestamps)