# Given f(x)=x^2 + x + 4 and h(x)= 3x +2, evaluate the composite function. f [h(x)]

40,557 results

1. ### Algebra

Given h(x)= 2x + 2 and f(x)=1/2 x + 4, evaluate the composite function. h[f(x)]
2. ### Algebra

Given f(x)=x^2 + x + 4 and h(x)= 3x +2, evaluate the composite function. f [h(x)]
3. ### algebra functions

can someone please check my answer For each problem, construct two composite functions, . Evaluate each composite function for x=2 f(x)=3x g(x)=1/x f(g)*(x)=3x(1)/x x=2 3x(1)/x=6 g(f)*(x)=(3x)=2*3x=6 x=2 3*(2)=6*6=36
4. ### algebra functions check my answer

For each problem, construct two composite functions, . Evaluate each composite function for x=2 f(x)=3x g(x)=1/x f(g)*(x)=3x(1)/x x=2 3x(1)/x=6 g(f)*(x)=(3x)=2*3x=6 x=2 3*(2)=6*6=36
5. ### functions

For each problem, construct two composite functions, . Evaluate each composite function for x=2 ok i have not dealt with composite functions can I please get some help with this as I have 20 questions to do can someone show me step by step on how to properly solve this ...
6. ### Algebra

Given f(x) = 2x − 1 and g(x) = 4x − 4, evaluate the composite function. g[f(x)]
7. ### Alg

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, evaluate the composite function. f[g(2)]
8. ### composite functions

f(x)=2x-4, g(x)=x squared + 5x What is F o G and Domain Okay, we are given f and g as functions of x. To compose a function means to use one function, g in this case, as the argument of the other, f in this case. Thus we want f o g = f(g(x)) With f(x) = 2x-4 and g(x) = x^2 + ...
9. ### algebra functions

construct two composite functions, Evaluate each composite function for x=2. i do not fully understand functions yet can someone explain and show me what to do step by step f(x)=x+1 g(x)=x-2
10. ### algebra functions

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 idea of what I am supposed to do For each problem, construct two composite functions, . Evaluate each composite function for x=2. f(x)=x^2: g(x)=x-1/x
11. ### calculus

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 complication that occurs in trying to find that composite function value? For waht values of x is it possible to evauvate f(g(x))? Please help me with ...
12. ### algebra 2!

Given f(X)=the square root of x-2 and g(x_=6/x-3 (+1), write the composite function g(f(x)) and state its domain. Where is the resulting function defined?
13. ### Math - Domain of Composite function

Find the domain of the composite function f ₒ g . Please show all of your work. f(x) = √x; g(x) = 2x + 12
14. ### college algebra

Let f(x) = square root (x + 2) and g(x) = x^2 − 2. Determine the domain of the composite function. (Enter your answer using interval notation.) f compose f ______? & Find the composite function. (f compose f)(x) = _____?
15. ### Math (Calculus)

How do you take the limit of a composite piecewise function f(f(x))? Only the graph is given. lim f(f(x)) x->2 I figured the way to do it was to find the lim f(x) = C then find lim f(x). x->2 x-> C The simple questions on Khan academy's "Limits of composite functions...
16. ### Math

Topic: use function notation to evaluate equations. Evaluate the given equations for the indicated function values The questions I need help with; f(n)=5^n f(2)= f(3)= and f(n)=-n f(9)= f(-11)= Please, explain & help me :(
17. ### Algebra

Let f(x) = 6/x-1 and g(x) = 1+3/x. Please fing the composite function. This is what i got so far. =f (1+3/x) =6/x-1 = =f (1+3/x) = 6/ [1+3/x - 1] How do I get the composite?
18. ### Math22

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= (g(x), f(u)) = 2. 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 = ...
19. ### math

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 your notation in the expression y = f(x+3). Ordinarily we wouldn't put an expression in place of a variable, unless we were making what is termed a ...
20. ### Domain of composite function

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) 15. f(x)=7x+70, g(x)=x+2
21. ### CAL

Hi, im lost in theses three problems. Please help. Thank you so much!!! 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 = 3 squareroot all 1 + 5x (g(x), f(u)) = ??????? Find the derivative dy/dx. 2...
22. ### Math

If f(x)= 3/x-4 and g(x)=2x, there is at least one value of x for which the composite function f(g(x)) cannot be evaluated. What is that value of x? For what value(s) of x is it impossible to evaluate g(f(x))? How do you figure this out?
23. ### mat 116 algebra

function and function notation using the variable x and explain how we evaluate a function for a given x
24. ### Domain of composite function

Find the domain of the composite function fog. f(x)=x^2+3;g(x)=sqrtx-4
25. ### college algebra

Let f(x) = 1/x − 2 and g(x) = 1/x − 3 . Determine the domain of the composite function. (Enter your answer using interval notation.) g compose f _____? & Find the composite function. (g compose f)(x) = _____?
26. ### add maths

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 gf:x→x^2-8x+11,find the values of p and q.
27. ### Math - Domain of Composite

Find the domain of the composite function . Please show all of your work. f(x) = sqrt(x); g(x) = 2x + 12
28. ### Algebra

That is not what the ? is asking. The ? is asking about how to get the quotient function, not the composite as you solved for. Can you please show us how to get the quotient function solution? Thanks! I need to find the Quotient Function of the following: Given that f(x)=x^2-3...
29. ### pre calc

evaluate the trigonometric function of the given quadrantal angle. tan 1440° Evaluate without using ratios in reference triangle. sec 3π/4
30. ### mumford

decide whether the function is linear. then evaluate the function for the given value of x. f(x)=x-11:f(4)
31. ### Math

Tell whether the function is linear. Then evaluate the function for the given value of x. 3.) f(x)= x^2 + x-2 ; f(1) Help please!!!
32. ### Math

The direction is: Tell whether the function is linear. Then evaluate the function for the given value of x. 1.) f(x) = x+5 ; f(-2) Help please!!
33. ### College Algebra

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 learn that they are giving a 25% discount d(x)=.75x a) Write a composite function for the cost of the jeans if the 25% discount is applied after the \$5....
34. ### math

Evaluate the given function for the given x value. f(x)=x2+1/4X+2,g(X)=x3+1/2 X2+x find (f+g)(a) Explain
35. ### math

i need some serious help with limits in pre-calc. here are a few questions that i really do not understand. 1. Evaluate: lim (3x^3-2x^2+5) x--> -1 2. Evaluate: lim [ln(4x+1) x-->2 3. Evaluate: lim[cos(pi x/3)] x-->2 4. Evaluate: lim x^2+x-6/x^2-9 x--> -3 5. ...
36. ### MATH

We now have d dx [x5 + y8] = 5x4 + 8y7y' = d dx [9] = 0. Rearranging this, we get 8y7y' = ?????????? ------------------------------------- A table of values for f, g, f ', and g' is given. x f(x) g(x) f '(x) g'(x) 1 3 2 4 6 2 1 8 5 7 3 7 2 7 9 (a) If h(x) = f(g(x)), find h'(3...
37. ### Math

Tell whether the function is linear. Then evaluate the function for the given value of x. 6.) f(x)= 3-3x; f(2) 7.) f(x)= | x+2 | ; f(-4) 8.) f(x)= 2/x-2; f(6) 14.) f(x)=2/3x-5 ; f(9) Can someone help me with these^^. please write the QUESTION # SO I know which one the answer ...
38. ### maths

The function f is given by ln(e^x − e ^−x) (x > 0). By applying in turn the Composite and Quotient Rules, calculate that gives an expression for each of the following. 1. f!(x) 2. f!!(x)
39. ### math

how to you find a composite function form of y in this problem? y = 1/[(x^2+3x-5)^3] I don't understand your question. Composite functions require two functions. You listed one. Please amplify. That's what I thought at first. But I am thinking I might need to substitute y in ...
40. ### Composite Functions

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 f(x) = 10x and g(x) = log x
41. ### Algebra

1. Determine whether the relation is a function. {(-2, -7), (3, -5), (6, -4), (9, -6), (10, -1)} 2. Determine whether the relation is a function. {(-5, -4), (-2, 9), (-1, -2), (-1, 7)} 3. Determine whether the relation is a function. {(-7, -1), (-7, 2), (-1, 8), (3, 3), (10, -...
42. ### Algebra

When Let f (x) = x^2 – 3x + 8 and g(x) = x – 5 Find Find the composite function of (fºg)(x) and simplify Find (fºg)(2) Find the composite function (gºf)(x)
43. ### Math

Given the function f(x) = 7 - 6x, evaluate f(x+h)-f(x)/h
44. ### algebra

Given the function f(x) = 3x + 16, evaluate f(19)
45. ### Calculus. I need help!

Write the composite function in the form f(g(x)). [Identify the inner function u=g(x) and the outer function y=f(u).] Then find the derivative dy/dx. y=√sinx √ is square root.
46. ### 9th grade algebra

Evaluate the following expression given the function. function: h(x)=12/x problem: h(x) = -2 solution: -2 = 12/x. 1/12 * -2 = 12/x *1/12 (mulitply both sides by 1/12 to get x by itself. -2/12 = 1/x -1/6 = 1/x (simplified -2/12) I don't think this is right. Can you explain how ...
47. ### ADVANCED FUNCTIONS

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 function it looks the same to me..
48. ### math

Consider the given statements. 1. Every prime number is odd. 2. There are 8 prime numbers between 10 and 40. 3. There are 11 composite numbers between 0 and 20. 4. The number 4 is the smallest even composite number. Which two given statements are incorrect? OptionsMark for review
49. ### Math. Need help

1.if g=5 and k=1, evaluate 9+gk a. 13 b. 14 c. 15 d. 16 2.Evaluate a-b^2/b if a = 10 and b = 2. a. 1 b. 3 c. 8 d. 32 3.Evaluate 3xy^2 - y if x = 2 and y = 5. a. 26 b. 30 c. 120 d. 145 4.Evaluate 2d + d^2/3 if d = 6. a. 4 b. 12 c. 14 d. 24 5.Evaluate (a-4b)^2 + 2a if a = 15 and...
50. ### MATH 115

evaluate 260/(4 to the third power +1)=4 ?which of the numbers 23,28,33,47 are composite =answer 28,33
51. ### Advanced Functions

assume the function f(x) and its inverse f-1(x) are both defined for xer. give a geometric interpretation of the composite function y=f(f-1(x))
52. ### Calculus

The price-demand and cost functions for the production of microwaves are given as p=235−x40 and C(x)=14000+70x, where x is the number of microwaves that can be sold at a price of p dollars per unit and C(x) is the total cost (in dollars) of producing x units. (A) Find ...
53. ### Algebra

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 function (f º g)(x) and simplify the results. (c) Find (f º g)(2) Show some work. (d) Find the composite function of (g º f)(x) and simplify the results.
54. ### Math

Evaluate the difference quotient for the given function. f(x)=1/x, f(x)-f(a)/(x-a). Is the answer 1
55. ### Math

Find the derivative of the given function. f(x)=(ãx+9x)(x^3/2-x) f '(x) = ?? Evaluate f '(x) at the value x = 4. f '(4) = ??
56. ### Math liberal arts 2

Evaluate the function for the given value of x. f (x)=x+16, x=3
57. ### Algebra

Find the domain of the composite function f◦g. Find the domain of the composite function f◦g. F(x)= 3/(x-3); g(x)= 2/x
58. ### math

Find the derivative of the function and evaluate f '(x) at the given value of x. f(x) = 4x + 5/4x − 5 ; x = 4
59. ### *math (7)

Evaluate the first partial derivatives of the function at the given point. f(x, y) = x^2 + xy + y^2 + 2x - y ; at (-5, 4) fx(-5, 4) = ? fy(-5, 4) = ?
60. ### math (3)

Evaluate the first partial derivatives of the function at the given point.(0,e) f(x,y) = 6e^x ln(y) fx(0,e) = ? fy(0,e) = ?
61. ### Math

Evaluate the difference quotient for the given function. Simplify your answer. f(x)=1/x, (f(x)-f(a))/(x-a)
62. ### Math

First, give the technology formula for the given function and then use technology to evaluate the function for the given values of x. (Round your answers to four decimal places.) r(x) = 4x2 + 1/4x2 − 1; x = −1, 0, 1, ..., 9 a)(4x^2 − 1)/(4x^2 + 1) b)(4x + 1)^...
63. ### Algebra

Evaluate the function at the given value of the independent variable and simplify. f(x) = 2x2 - 5x + 6; f(x - 1)
64. ### calculus

given the function f(x)=x^3 defined for 0<x<1 evaluate the lower & upper Riemann sums.
65. ### Algebra

evaluate the function f(r)= sqrt25-r-6 at the given values of independent variables f(16), f(-x), f(25-2x) and simplify
66. ### Algebra

evaluate the function f(r)= sqrt25-r-6 at the given values of independent variables f(16), f(-x), f(25-2x) and simplify
67. ### Calculus 1

Evaluate the difference quotient for the given function. Simplify your answer. f(x) = 1+2x− x^2, (f(4+h)-f(4))/h
68. ### math

Use synthetic division to evaluate the polynomial function for the given value of x. f(x)= 2x^5-x^3+7x+1, x = 3
69. ### Math

Evaluate the line integral SC F · dr, where C is given by the vector function r(t). F(x, y, z) = sin x i + cos y j + xz k r(t) = t^4i − t^3j + tk, 0 ≤ t ≤ 1
70. ### Math

First, give the technology formula for the given function and then use technology to evaluate the function for the given values of x. (Round your answers to four decimal places.) r(x) = 4x2 + 1/4x2 − 1; x = −1, 0, 1, ..., 9 f(6)= f(7)= For f(6), I got 1.0103, but ...
71. ### math

The number 5 is A) prime B) composite C) neither prime nor composite D) both prime and composite
72. ### math

suppose that oil spilled from a tanker and spreads in a circular pattern whose radius increases at a constant rate of .5 feet per second. -find a function f that models the radius of the oil spill as a function of time r=f(t) with t measured in seconds. How long before the ...
73. ### Algebra

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 a new automated microscope to count x viruses in a sample is y(x) = ln 2x Create the composite function that calculates the cost y in dollars of ...
74. ### algebra

The population of viruses in an influenza culture after t hours is given by the function x(t) = 3et/1.7 The cost y in dollars for a new automated microscope to count x viruses in a sample is y(x) = ln 2x Create the composite function that calculates the cost y in dollars of ...
75. ### Functions

consider the functions g(x)=(4-x^2)^0.5 and h(x)=(x^2)-5. find the composite functions hog(x) and goh(x), if they exist, and state the domain and range of the composite functions. ------------------------------ ok, i have figured out that hog(x)=-1-X^2, but in my answer ...
76. ### algebra 2

SImplify the expressions. 1. x to the seventh times 1/x squared 2. (3 quaredx to the sixth)cubed 3. x to the nith/ x negitive squared 4. 15xsquaredy/ 6x to the fourthy to the fifth times 6xcubed y squared/5xy USE direct substitution to evaluate the polynomial function for ...
77. ### pre calculus

evaluate if possible the function at the given values(s) of the independent variable. Simplify the results. f(x)=7x-4 a) f(0) b) f(-3) c) f(b) d) f(x-1)
78. ### math

Please need help on this Create an equation of a nonlinear function and provide two inputs for your classmates to evaluate. f(x)=10²+5 find f(2) and f(-2) --------------------------------------------------------------------------------------------------------------------- ...
79. ### math

The function g(x)= x/453.6 converts x grams to pounds, as shown. Which composite function expresses the number of pounds that can be lifted by a balloon containing x ft3 of air?
80. ### Precalculus

The application of one function followed by the application of a second function to the result of the first as in F^-1(f(x)) is called composition of functions. The two functions need not be inverse of each other. In a diagram, the output of one function is f(x) is used as the...
81. ### math

The application of one function followed by the application of a second function to the result of the first as in F^-1(f(x)) is called composition of functions. The two functions need not be inverse of each other. In a diagram, the output of one function is f(x) is used as the...
82. ### Calculus

If f(x)=0.5x+3 then what is fofofof? (composite function)
83. ### algebra

composite function Find ( f o g) (-5) if f(x)= -2x-7 g(x) = -4x + 3
84. ### Math

Determine the composite function of F(x)=2^x and g(x)=3-x
85. ### calculus

evaluate if possible the function at the given values(s) of the independent variable. Simplify the results. f(x)= square root x+5 (a) f(-4) (b) f(11) (c) f(-8) (d) f(x+deltax)
86. ### math

Consider the given statements. 1. Every prime number is odd. 2. There are 8 prime numbers between 10 and 40. 3. There are 11 composite numbers between 0 and 20. 4. The number 4 is the smallest even composite number.
87. ### Math

Let f(x)= 2x^2, g(x)= 5x-6, and m(x)= 3x. Find and simplify the composite function g(m(f(x))).
88. ### algebra

find the domain of the composite function f of g. f(x)=x^2+9;g(x)=ãx-7
89. ### Math

Determine the composite function of F(x)= sin x and g(x)=x
90. ### Math

What is the composite function of 3x^2-5x+6 and x^2+3x and what is its domain and range
91. ### alg 2

evaluate cot 11 pie/6 to the nearest hundred angle given in radians.. is there a way to put this in calculator. another ? use a calculator and inverse function to find radian measures of the given angle angles whose tangent is 4.21 is that 1.34 the answer?
92. ### calc b

lINEAR APPROXIMATION; find a linearization at a suitably chosen interger near X at which the given function and its derivative are easy to evaluate; f(x)=1+X x=8.1
93. ### Algebra

Let f(x) = 6/x-1 and g(x) = 1+3/x. Please find the composite function of (fog)(x)
94. ### Math

Find the domain of the composite function, hog H(x)=√x , g(x)=-x+3
95. ### Math quick question

"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), (4,0), (5,-2)}, then find f composite g and g composite f."
96. ### Calc

Evaluate the function at the given values of the independent variable and simplify. f(x)= {x^2)-3 if x is less than or equal to -2 {6x+1 if x > -2 a. f(-3) b. f(0) c. f(-2) How do I solve this/what are the correct answers so I can check my work?
97. ### Calculus

Find the position s as a function of time t from the given velocity v=ds/dv. Then evaluate the constant of integration so that s = s0 when, t = 0. 1. v = 3t2 , s0 = 4 I don't quite understand what the question is asking or what is s0 mean. Than
98. ### maths

differentiate the following function using the composite rule h(x)=e^x(4-x)/6
99. ### Algebra

Two functions f and g are defined by f:x = 25 /(3x-2) g:x = x^2 Find the composite function
100. ### college algebra

Let f(x) = x + 2 and g(x) = x2 − 2. Determine the domain of the composite function.