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Composition of Functions
Page 2
Questions (290)
In order to express the function
y=12^19x+7 as a composition of two functions the outer of which is an exponential function,we
6 answers
asked by
Jessie
1,768 views
Use the following functions for questions 5 and 6.
f(x)= x^2-7x+3 and g(x)=x-2 5. Determine (fβg)(x). 6. Determine (f βg)(5).
4 answers
asked anonymously
20 views
a=(1,2,3,4) b=(5,6,7,8) c=(9,10,11,12) and the mappings f: a:b and g: b:c
determine the elements of i)b under g ii)a under f
1 answer
asked by
soml
66 views
If Ζ(π₯)=π₯2+1,π‘βππ(ΖβΖ)(π₯)=
(A) 2π₯2+1 (B) 2π₯2+2 (C) π₯4+1 (D) π₯4+2π₯2+1 (E) π₯4+2π₯2+2
1 answer
asked by
Moon
44 views
Findβ h(x) andβ g(x) such that βf(x)=β(hβ¦βg)(x).
fβ(x)=sqrt(6x+8) Suppose that βg(x)=6x+8.
1 answer
asked by
hello
223 views
Use the following function to answer each question.
f(x)=sqrt(x-3) Find (fβf)(x) thanks again
1 answer
asked by
maria
234 views
The function h(x) is defined as f(g(x)). Given h(x)=(2x+1)^3, what is f(x) and g(x)
3 answers
asked by
Randle
724 views
Find (f β’ g) when f(x)=βx-2 and g(x)= 6x-7
I got β-11x+14
5 answers
asked by
Dejah Lanay
170 views
Given the functions f(x) = 2^x + 1 and g(x) = x - 3, determine an equation for (f β g)(x) and (g β f)(x).
2 answers
asked by
hi
627 views
a) given f(x)=1/(x^2-4) and g(x)=log(x), identify the steps you would take to determine the domain of gof(x). What is the domain
3 answers
asked by
Anna
328 views
Given f(x)=1/x^2 -4 and g(x)=log(x) identify the steps you would take to determine the domain of (g β f)(x). What is the
3 answers
asked by
Faith
673 views
find f o g (x) and g o f (x) when
f(x)=2x-9 and g(x)=x+9/2
4 answers
asked by
jill
286 views
Find f(x) and g(x) such that h(x) =(f o g)(x)
given h(x)=(2x+8)^7
1 answer
asked by
jill
369 views
Find (gβ’f)(x) when f(x)=βx+1 and g(x)= x^2+3/x
A. (g*f)(x)=x+4/sqrt x+1 B. (g*f)(x)=x^2+2x+4/sqrt x+1 C. (g*f)(x)=
1 answer
asked by
Tay
442 views
Let (f) = 1/x and g(x)=x^2 +5x.
a. Find (f*g)(x) b. Find the domain and range of (f*)(x)
3 answers
asked by
T
571 views
The number of pounds of apples a cannery can produce and the processing cost are P(h) = 375h and C(n) = 0.35n + 1000 where P(h)
2 answers
asked by
Lily
563 views
Can y'all help: The number of pounds of apples a cannery can produce and the processing cost are P(h) = 375h and C(n) = 0.35n +
1 answer
asked by
Jackie
400 views
Let g(x) be the reflection of f(x)=3x+2 in the x-axis. What is a function rule for g(x)?
a. g(x)=3x-2 b. g(x)=-3x-2 c. g(x)=3x+2
2 answers
asked by
Anonymous
812 views
For the functions f(x)=x-4 and g(x)=2x^2-3x-1, Find:
A. (f*g)(x) B. (f*g)(-1)
1 answer
asked by
Anonymous K
355 views
For the functions f(x) = 2x + 3 and g(x) = 6x + 2, which composition produces the greatest output?
a- niether b- both c- f(g(x))
2 answers
asked by
Daven
728 views
Given the functions of f(x)=(x-3)/(x9), g(x)=9x+3, find (gof)(x).
2 answers
asked by
Laura
630 views
Find (g o f)(x) when f(x)= sqrtx+3 and g(x)= x^2+2/x
3 answers
asked anonymously
37 views
The functions are f(x)= lnx, x>0 and g(x)=sinx. Let H be the composition of f with g, or H(x)=f(g(x)) and
A) Find the domain of H
1 answer
asked by
Anoop
421 views
Given (f+g)(x)=10-3x and (f-g)(x)=5x-14, find f(x) and g(x).
I'm not sure how to go about this.
5 answers
asked by
Jana
428 views
f(x) = 1/(1βx) is given. From this we produce two new functions:
g(x) = f(f(x)) and h(x) = f(g(x)). (a) For which values of x
3 answers
asked by
Mr Homie
470 views
f(x) =
1/(1βx) is given. From this we produce two new functions: g(x) = f(f(x)) and h(x) = f(g(x)). (a) For which values of x
3 answers
asked by
(A question about functions.) The function
492 views
Given that f(x)=4xβ3 and g(x)=4βx2, calculate
gβf(x)=
1 answer
asked by
lyla
316 views
F:x=3 and g:x=3x-2 find fog
1 answer
asked by
ibrahim
364 views
Did I answer these correctly?
1.f(x) = 2x + 3 g(x)= 2x^2 + 2x Find f(g(x) ) 2(2x^2+2x)+3 =4x(x+1)+3 = 4x^2+4x+3 2. f(x) = 5x + 3
1 answer
asked by
Jax
420 views
For the function f(x)=x^2-12, find (f o f^-1)(4)
1 answer
asked by
allexelle
299 views
For the function f(x)=x+9, find (f o f^-1)(5)
1 answer
asked by
allexelle
330 views
Let f(x)=x+2 and g(x)=x^2. Find (g o f)(-5)
2 answers
asked by
allexelle
507 views
for the functions f(x) = 5x +50 and g(x) = 1/5x -10 evaluate both f(g(x)) and g(f(x)). Are these functions inverses?
do you put
2 answers
asked by
Star
999 views
Write the composition function and then find the value.
f(x) = 2x+3 g(x) = x^2 k(x) = square root(x - 4) 1. g(k(x)) g(k(20)) My
1 answer
asked by
Anonymous
424 views
I'm trying to make sure I got this question right. I'm supposed to find (g * f)(x) when f(x)x^2-2x and g(x)=β(x-15).
This is
3 answers
asked by
Pax
444 views
let f(x)=7x+4 and g(x)= 3x-9
g(f(x))
1 answer
asked by
Anonymous
251 views
1. Part A.) For the f(x) = 5x + 8 and g(x) = x β 3. Calculate (f o g)(x)
Part B.) f(x) = 3x + 5 and g(x) = xΒ². Calculate (f o
1 answer
asked by
katelynne
268 views
let f(x)=-5x+6 find and simplify f(x+2)
f(x+2)=____
3 answers
asked by
Ernie
479 views
If f and g are functions such that f(g(x))=g(f(x))=x for all x in their domains, and if f(a)=b and f'(a)=c, then g'(b) =?
a)
1 answer
asked by
Rachel
400 views
Express the following function, F(x) as a composition of two functions and f and g.
f(x)= x^2/(x^2+4)
2 answers
asked by
Anonymous
642 views
For f(x)= 1/(x-5) and g(x)= x^2+2, find:
a. (f o g)(x) b. (g o f)(6)
6 answers
asked by
Anonymous
283 views
Hi! I really need help with this. I'm so confused. Thanks! :)
If h(x)=4/(5x+2)^2, find the two functions f and g so that
1 answer
asked by
Becky G
322 views
Help please
If f(x)=8x and g(x)=2x+1 find (fog)(x) 16x^2+8x 16x+1 16x+8 10x+1
2 answers
asked by
Anonymous
673 views
Suppose that the number of bacteria in a plate of food is given by N(T)= 10T^2 - 40T + 200, -1<=T<=20
where T is the temperature
2 answers
asked by
Anonymous
595 views
If....
f(x) = x + 2 and g(x) = βx^2 + 2x β 3, determine - ( f β g)(β2) - a formula for (gβf)(x) My answer for ( f β
1 answer
asked by
Madison
413 views
f(x) = 3x + 5, g(x) = 6x^2
Find (fg)(x)
2 answers
asked by
Jorgeeee
619 views
Given the functions:
f(x)=3x+2 g(x)=3/x^2+2 h(x)=sqrt(x-2) Find the following a) (fβg)(-5) b) (hβg)(3) c) (gβg)(-2) d)
1 answer
asked by
Lilly
317 views
Given the functions:
f(x)=2x+2 g(x)=3/x^2+2 h(x)=sqrt(x-2) Find the following 1) (fβg)(-5) 2) (hβg)(3) 3) (gβh)(-2) 4)
3 answers
asked by
Lilly
414 views
on my exam review, i have this question for composition of functions
Given f(x)=3x^2+x-1, g(x)=2cos(x), determine the values of x
1 answer
asked by
Liz
422 views
1. Given f(x)=x^2 and g(x)=x+2, determine in standard form:
a)g(f(x)) b)when f(g(x))=g(f(x)) for #1 would the answer for a be
1 answer
asked by
Diane
396 views
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Parent Categories (19)
Algebra
Algebraic Functions
Calculus or Algebra
Domain and Range
Equations
Exponential Functions
Functions
Functions and Composition
Functions and Equations
Functions and Graphs
Functions and Relations
Functions and Their Inverses
Functions, Sub-sub-category: Composition of Functions
Inverse Trigonometric Functions
Linear Transformations
Math Equations or Algebraic Functions
Mathematical Operations
Operations and Functions
Trigonometry