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Composite functions
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Questions (125)
1.
Write the composite function in the form f(g(x)). [Identify the inner function u = g(x) and the outer function y = f(u).] y=
1 answer
asked by
Anonymous
1,111 views
Find (f/g)(x) for f(x)=1/x and g(x)=x^3. Show all work and state the domain of (f/g)(x).
1 answer
asked by
Pat
361 views
f as a function of x is equal to the square root of quantity x plus two; g(x) = 8x - 6
Find f(g(x)).
2 answers
asked by
Jorgeeee
508 views
Given f(x) = 2x^2 – 2 and g(x) = –2x + 4, find the following.
(f − g)(2) AND Given f(x) = 2x − 2 and g(x) = 4x − 5,
2 answers
asked by
K- ASAP!!!!
503 views
Function f and g are defined by
f:x→4-x and g:x→px^2+q where p and q are constants.Given that the composite function
2 answers
asked by
mandy
559 views
If f:x→4x+5,find the composite function f^2.Hence,find
f^2(1over2)and f^2(-2) ? The value of x gor which f^2(x)=9
1 answer
asked by
mandy
406 views
A new store opens in New York. You received a coupon for $5.00 off a pair of jeans j(x) = x-5. When you get to the store you
2 answers
asked by
Sheniqua
573 views
Let
f(x) = square root (x + 2) and g(x) = x^2 − 2. Determine the domain of the composite function. (Enter your answer using
1 answer
asked by
Dee
471 views
For each problem, construct two composite functions, . Evaluate each composite function for x=2
ok i have not dealt with
3 answers
asked by
Johnathan
632 views
can someone please check my answer
For each problem, construct two composite functions, . Evaluate each composite function for
1 answer
asked by
tani
1,017 views
construct two composite functions, Evaluate each composite function for x=2. i do not fully understand functions yet can someone
1 answer
asked by
tani
467 views
can someone help me with this and explain it to me step by step so i can try to solve the remaining problems i have I have no
1 answer
asked by
Ricki
387 views
For given functions f and g find formulas for a)f o g and b)g o f. Simplify results as much as possible. f(x)= x+7/x-13 , g(x)=
1 answer
asked by
Brenda
315 views
What is the domain of the composite function of f(x)=x^2 and g(x)=sin x when (g o f)(x) and (f o g)(x)??
when i joined the two
3 answers
asked by
Anonymous
388 views
f(x)=x-5 and g(x)=√3x, what us the domain of g°f ?
Thanks
1 answer
asked by
Anonymous
246 views
Find the domain of the composite function
fog. f(x)=x^2+3;g(x)=sqrtx-4
2 answers
asked by
Alley
539 views
during a sale, a music store is selling all drum kits for 20 percent off. Preferred customers also receive an additional fifteen
2 answers
asked by
Anonymous
675 views
I posted this earlier but I think I phrased it in a confusing way
Find g(x) + g(x) if g(x) = {(-4,5), (-2,-3), (0,5), (1,3),
1 answer
asked by
Anonymous
853 views
"If f = {(-2,-1), (-1,2), (0,6), (1,3), (2,-1), (3,-5), (4,0), (5,8)} and
g = {(-2,6), (-1,5), (0,-8), (1,3), (2,9), (3,9),
1 answer
asked by
Anonymous
337 views
Find the composite functions for the given functions. (6 marks)
f(x) = 4x + 1 and g(x) = x2 f(x) = sin x and g(x) = x2 - x + 1
1 answer
asked by
Anonymous
1,060 views
Two functions f and g are defined by
f:x = 25 /(3x-2) g:x = x^2 Find the composite function Please show all calculations, thank
1 answer
asked by
Samantha
358 views
Two functions f and g are defined by
f:x = x^2 + 3 g:x = 2x+1 Find the function fg Please help and show all working out,i got the
1 answer
asked by
Samantha
337 views
I need some help with composite functions
where i have to find the f(g(x)) and g(f(x)) on most of them I just couldn't figure out
2 answers
asked by
Mira
543 views
During a sale, a music store is selling all drum kits for 20 percent off. Preferred customers also receive an additional fifteen
1 answer
asked by
Anonymous
512 views
many questions. I have Given f(x) = x^5 and g(x) = 5+x , find (g o f)(x) and its domain
1 answer
asked by
HELPPP
279 views
Given the functions f(x)=sqrt[x] and g(x)=x+1, determine all possible values of x for which f(g(x)) = g(f(x)). Show steps
1 answer
asked by
thomas
284 views
Find (gº f)(-4)
f(x)=-x^2+4 g(x)=2x
1 answer
asked by
Nancy
249 views
Find the domain of the composite function . Please show all of your work.
f(x) = sqrt(x); g(x) = 2x + 12
4 answers
asked by
Armando
491 views
Find the domain of the composite function f ₒ g . Please show all of your work.
f(x) = √x; g(x) = 2x + 12
2 answers
asked by
CheezyReezy
975 views
(1.06)(.7x) = .742x
(1.06x)(.7) = .742x . how do you compare these composite functions?
1 answer
asked by
jennifer
302 views
I have to find the domain and range for the composite of functions G(x)=sinx and h(x)=x^2-x+1. I'm confused about this and would
1 answer
asked by
Sarah
316 views
Find two functions f and g such that (f X g)(x) = h(x). (There are many correct answers.)
h(x) = 4 / (5x + 2)^2 = My answers
2 answers
asked by
Hannah
546 views
Let f and g be defined by
f(x) = 9-x such that 4<x<8 g(x) = x+2 such that 1<x<5 [the "<" signs are less than or equal to] Find
1 answer
asked by
anonymous
596 views
Can you please help me with the following questions?
Find the domain of the composite function f * g. 12. f(x)=x+3, g(x)=1/(x+7)
1 answer
asked by
Soly
437 views
Let f(x) = x + 3 and g(x) = 3x + 5. Find f(g(4)) - g(f(4))
1 answer
asked by
Mystic
15 views
Find the domain of the composite function, hog
H(x)=√x , g(x)=-x+3
3 answers
asked by
Anonymous
1,388 views
) A car dealership advertises a 15% discount on all its new cars. In addition, the
manufacturer offers a $1000 rebate on the
4 answers
asked by
Ryan
1,269 views
Math questions, please help me? :(?
Find the composite functions f o g and g o f for the given functions. f(x) = 10^x and g(x) =
2 answers
asked by
Britt
1,212 views
If f(x)=x+7 and g(x)=1/x-13, what is the domain of (f x g)(x)?
Please explain.
2 answers
asked by
mel
1,134 views
Given
h(x)= 2x + 2 and f(x)=1/2 x + 4, evaluate the composite function. h[f(x)]
2 answers
asked by
Tanya
944 views
The population of viruses in an influenza culture after t hours is given by the function
x(t) = 4et/2.5 The cost y in dollars for
2 answers
asked by
edward
845 views
Suppose that f(x)= square root of x and g(x)= 3x-4 and you are asked to evaluvate the composite function f(g(0)).
What is the
2 answers
asked by
Pauline
826 views
consider the functions f(x)=x^3-3 and g(x)=3 sqrt x+3:
a. find f(g(x)) b. find g(f(x)) c. determine whether the functions f and g
3 answers
asked by
Staci
654 views
Find the functions a) f o g, b) g o f, c) f o f, d) g o g, and their domains.
f(x)= square root of x, g(x)= cube root of 1-x
1 answer
asked by
Chelsea
672 views
Suppose that
f(5) = 3, f '(5) = 4, g(5) = −6, and g'(5) = 1. Find the following values. (a) (fg)'(5) (b) (f/g)'(5) (c)
1 answer
asked by
Anonymous
618 views
consider the functions f(x)=x^3-2 and g(x)=3 sqrt x+2:
a. find f(g(x)) b. find g(f(x)) c. determine whether the functions f and g
3 answers
asked by
marie
634 views
f(x)= 4-x^2 and g(x)= sqrt (x)
find the implied domain of fg(x) fg(x)= f(sqrt(x)) fg(x)= 4-(sqrt(x))^2 fg(x)=4-(sqrt x)(sqrt x)
3 answers
asked by
Jamie
608 views
Let f(x) = x^2 – 3x + 8 and
g(x) = x – 5 (a) Find the sum (f + g)(x) and simplify the results. (b) Find the composite
3 answers
asked by
Carmin
587 views
Let f and g be defined by
f(x) = 9-x such that 4<x<8 g(x) = x+2 such that 1<x<5 [the "<" signs are less than or equal to] Find
2 answers
asked by
anonymous
609 views
how would this equation look:
y=f(x+3) when y=f(x)= x^2 would it look like so.... x^2(x+3) adam, there's a slight problem with
1 answer
asked by
adam
557 views
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Parent Categories (14)
Algebra
Algebraic Functions
Calculus
Derivatives
Equations
Functions
Functions and Compositions
Functions and domains
Functions and Equations
Functions and Operations
Functions and Relations
Math questions
Mathematical Functions
Mathematics