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Question 1021196: Please show work.
Consider the functions:
f(x)=x^2+4
g(x)=x

a. Find f(g(x))
b Find f(g(1))

Click here to see answer by Fombitz(32388)

Question 1021205: Which table shows ordered pairs that satisfy the function y = 2x + 1?

Click here to see answer by MathLover1(20849)

Question 1021198: Please show work.
Consider the function
f(x)=√(x^2-1)
What is the domain for f(x)?

Click here to see answer by MathLover1(20849)

Question 1021200: Please show work.
Solve the equation
f(x)=1 or √(x^2-1)=1

Click here to see answer by Alan3354(69443)

Question 1021316: f(z)= -3z + 5 find the value for f (z + p)

Click here to see answer by jim_thompson5910(35256)

Question 1021401: pair of functions f and g determine the domain of f+g
f(x) = 10x + 23
g(x) = 13x + 21
Click here to see answer by MathLover1(20849)

Question 1021427: f(x) = x^2 + 2x
g(x) = 4 -x
(fg)(5) = ?
Click here to see answer by MathLover1(20849)

Question 1021435: Please show work.
Consider the functions:
f(x)=x^2+4
g(x)=x
a. Find f(g(x))
b. f(g(1))

Click here to see answer by fractalier(6550)

Question 1021463: For the given function, find f(x+h)-f(x)/h. The equation is 5x^2+7.
I have tried substituting x for the equation such as, (5x^2+7+h)-(5x^2+7)/h and then I am not sure what to do next.
Click here to see answer by Fombitz(32388)

Question 1021442: f(x) = 8x + 4
g(x) = x-4/8 all of x-4 is the numerator divided by 8
f(g(x)) =
g(f(x)) =
Click here to see answer by Boreal(15235)

Question 1021468: Please help to solve this. Would very much appreciate detailed workings if possible, many thanks!
The function of f and g are given by f(x)=3^x-x and g(x)=9x+1
1) Find the value of f(-1)
2) Find g � f(x)
Click here to see answer by Fombitz(32388)

Question 1021436: Please show work.
Consider the functions:
f(x)=x^2+4
g(x)=x
a. find f(2g(x))
b. What is the inverse of f(x)?
c. What is the inverse of g(x)?

Click here to see answer by fractalier(6550)

Question 1021098: If g(x)=-x^2 determine the coordinates of the point of intersection of g(x) and its inverse algebraically where x
Click here to see answer by Fombitz(32388)

Question 1021486: Write the following in logarithmic form: 2e^x=1
Please Help with this equation
Click here to see answer by Alan3354(69443)

Question 1021486: Write the following in logarithmic form: 2e^x=1
Please Help with this equation
Click here to see answer by FrankM(1040)

Question 1021487: 1. Write the following in exponential form: 2 ln(x^2)=1
2. Evaluate 〖log〗_4 (5) using logarithmic conversion to base 10 or base e and show the steps
Please help with the above questions. I really appreciate.Thanks

Click here to see answer by Alan3354(69443)

Question 1021485: Consider the function
f(x)=√(x^2-1)
What is the domain for f(x)?
Solve the equation
I need help with this question.
Thanks
Click here to see answer by Boreal(15235)

Question 1021500: i was wondering if you could help with this question im stuck
y=x+4
i need ordered pairs 5 of them

Click here to see answer by Alan3354(69443)

Question 1021481: Please help to solve this. Would very much appreciate detailed workings if possible, many thanks!
The function of f and g are given by f(x)=3^x-x and g(x)=9x+1
Find an equation of the line passing through the points (1,19) and (-1,-3)
Click here to see answer by Alan3354(69443)

Question 1021622: If f(x) = + 8, what is f(x) when x = 10?
Click here to see answer by MathLover1(20849)

Question 1021484: Consider the functions:
f(x)=x^2+4
g(x)=x
Find f(g(x))
f(g(1))
find f(2g(x))
What is the inverse of f(x)?
What is the inverse of g(x)?
Can Someone please help me with this question. I am supposed to provide the calculations.
Thanks
Click here to see answer by MathLover1(20849)

Question 1021629: Evaluate the function at the specified values of the indepent variable and simplify.

f(x)=x^4-4x^2+4
a) f(2)=
b) f(5)=
c) f(-1)=
Click here to see answer by fractalier(6550)

Question 1020755: determine whether the relation represents a function. if it is a function, state the domain and range
4 -> 16
5 -> 20
6 -> 24
7 -> 28

Click here to see answer by Fombitz(32388)

Question 1021767: Let f(x) = -2x + 4 and g(x) = -6x - 7. Find f(x) - g(x)
Click here to see answer by MathLover1(20849)

Question 1021763: For which function is the domain -6 ≤ x ≤ -1 not appropriate?
y = x2
y = 2x
y = 2x
y = √x
Click here to see answer by macston(5194)

Question 1021772: f(x) = 3x - 7 and g(x) = -2x - 6. Find (f o g)(4)
Click here to see answer by josgarithmetic(39617)

Question 1021772: f(x) = 3x - 7 and g(x) = -2x - 6. Find (f o g)(4)
Click here to see answer by MathTherapy(10551)

Question 1021849: Using differentiation, estimate how much the function
f(x)= ax + bln(x)
increases by, to 2 decimal places, when a = 85 and b = 19, if x increases from 89 to 89.8
Click here to see answer by robertb(5830)

Question 1021850: The second derivative (not the first derivative) of the function
ln(ax^b)
can be written in the form cx^d.
What is the value of c when a = 88 and b = 135?
Click here to see answer by robertb(5830)

Question 1021851: f(x)=x^4-ax^2
When a = 2, there is more than one critical point.
Considering the x-coordinates of the critical points, what is the value of the greatest x-coordinate, giving your answer to 2 decimal places?
Click here to see answer by robertb(5830)

Question 1021852: To 2 decimal places, what is the area enclosed between the curves with equations
y=x^2 - ax
and
y=bx - x^2
when a = 13.8 and b = 5.2?
Click here to see answer by Fombitz(32388)

Question 1021855: function ((ax+b)/(x^2-5x-14))dx
To 2 decimal places, what is the coefficient of the term involving ln(x - 7) when we carry out the following integration for the case when a = 7 and b = 36?

Click here to see answer by robertb(5830)

Question 1021848: Please help me with this question:
Solve the equation
f(x)=1 or √(x^2-1)=1

Click here to see answer by Alan3354(69443)

Question 1021881: f(x) = (a/x) + (x^2/b)
If a = 86 and b = 6, then what, to 2 decimal places, is the value of the x-coordinate of the critical point of f?
Click here to see answer by josgarithmetic(39617)

Question 1021883: Solve the equation
f(x)=1 or √(x^2-1)=1

Click here to see answer by Fombitz(32388)

Question 1021878: The second derivative (not the first derivative) of the function

ln(ax^b)
can be written in the form cx^d.

What is the value of c when a = 88 and b = 135?
Click here to see answer by Fombitz(32388)

Question 1021889: Please show work.
Solve the equation
f(x)=1 or √(x^2-1)=1

Click here to see answer by Fombitz(32388)

Question 1021875: Please show work.
Solve the equation
f(x)=1 or √(x^2-1)=1

Click here to see answer by Fombitz(32388)

Question 1021853: An object is moving along a straight line with a constant velocity of 6 ms-1. The object then speeds up, with constant acceleration, until it reaches a speed of 21 ms-1. During the acceleration phase, the object covers a distance of 134 m. To 2 decimal places, what is the magnitude of the acceleration in ms-2? Give the value only (do not give any units).
Click here to see answer by rothauserc(4718)

Question 1021879: Using differentiation, estimate how much the function
f(x)= ax + bln(x)

increases by, to 2 decimal places, when a = 85 and b = 19, if x increases from 89 to 89.8
Click here to see answer by Fombitz(32388)

Question 1021876: `f(x)=x^4-ax^2

When a = 2, there is more than one critical point.
Considering the x-coordinates of the critical points, what is the value of the greatest x-coordinate, giving your answer to 2 decimal places?''.

Click here to see answer by Fombitz(32388)

Question 1021869: f(x) = (a/x) + (x^2/b)
If a = 86 and b = 6, then what, to 2 decimal places, is the value of the x-coordinate of the critical point of f?
Click here to see answer by Fombitz(32388)

Question 1021871: Please show work.
Consider the functions:
f(x)=x^2+4
g(x)=x
a Find f(g(x))
b f(g(1))
c find f(2g(x))

Click here to see answer by rothauserc(4718)

Question 1021874: Please show work
Consider the function
f(x)=√(x^2-1)
What is the domain for f(x)?

Click here to see answer by Fombitz(32388)

Question 1022115: if g(x)= f(x)+10 find:
g(4)
Click here to see answer by Alan3354(69443)

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