Questions on Algebra: Functions, Domain, NOT graphing answered by real tutors!

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Algebra: Functions, Domain, NOT graphing

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Question 51689This question is from textbook advanced algebra
: f(x)= 3x+2 and g(x)= x-3
1. f(g(2))
i dont get how to do itThis question is from textbook advanced algebra

Click here to see answer by mathchemprofessor(65)

Question 51700: -3(0.234-x)=2(x+0.974)
Click here to see answer by tutorcecilia(2042)

Question 50948: I can't figure this problem out.
3x-2y if x=-2 and y=-6
Click here to see answer by joneshawna(1)

Question 51688This question is from textbook Intermidiate Algebra graphs and functions
: y=1/3x^3
How do I use the vertical line test to determine whether y is a function of x?This question is from textbook Intermidiate Algebra graphs and functions

Click here to see answer by rchill(405)

Question 51795: We need help getting the answer to:
(6) (1 3/10) = _____
We think it is 7 4/5 but that is not one of the choices.
Can you help?
Click here to see answer by Nate(3495)

Question 51791: What is the minimum value for f(x) = 3x^2 + 12x + 25
a. 11
b. 12
c. 13
d. 14
e. 15
f. 16
g. 17
h. 18
i. none of these
Click here to see answer by Nate(3495)

Question 51800: Hi. I have no clue on where to start solving the following problem. I tried looking in my textbook, but that didn't help because the examples are so poorly written. The problem asked me to evaluate:
f(x) = 0, for f(x) = square root of (4x^2 - x).
Thank you so much for your help and time.
Click here to see answer by Nate(3495)

Question 51843: 3/4x-5=4
Please help me figure out this problem, I have been stuck on it for awhile.
this is what i've done but I do not have a clue if its right.
3(3/4x)-5=4
3x-5=4
3*3-5=4
9-5=4
x=3
Click here to see answer by checkley71(8405)

Question 51846: Here is another one i have been stuck on. Thank you for all of your help.
2(3x+2)+4
Click here to see answer by checkley71(8405)

Question 51851: Can you please help me with this question?I get lost.
((( 1/3(x-9)=-6 )))
Click here to see answer by checkley71(8405)

Question 51851: Can you please help me with this question?I get lost.
((( 1/3(x-9)=-6 )))
Click here to see answer by stanbon(26274)

Question 51892: Given K(x)=-5x-6
Find K(3)-K(x)/5
Can someone help me with this...please!
Click here to see answer by tutorcecilia(2042)

Question 51955: if F(x)=4-x and g(x)=2x+3, find value of x where F(x-2)=g(2x).
Click here to see answer by Nate(3495)

Question 51970This question is from textbook College Algebra

: Please help me find for
So far, I got but I'm not sure how to continue solving it. The answer in the back of the book is or . I have no idea how to get to that answer. Thank you so much for your time and help! This question is from textbook College Algebra

Click here to see answer by josmiceli(3009)

Question 51966: Please talk me through how to put this in simplest form 2x^2y over xy-y
Click here to see answer by josmiceli(3009)

Question 52098:

Find the range:

y = 2x + 3    use {0, 1, 2, 3} as the domain

Click here to see answer by AnlytcPhil(958)

Question 52297: Variables using input output 1 -> 3 2 -> 5 3 -> 9 4 -> 17 5 -> 33 How do you get the answer?

Click here to see answer by AnlytcPhil(958)

Question 52317This question is from textbook South Western Algebra 1 An Integrated Approach
: P=IVThis question is from textbook South Western Algebra 1 An Integrated Approach

Click here to see answer by ChillyWiz(11)

Question 52414This question is from textbook algebra 2 with trigonometry
: what is the domain of the following function, and how do you get it?
f(x)=/3x-2/This question is from textbook algebra 2 with trigonometry

Click here to see answer by Nate(3495)

Question 52499This question is from textbook
: THE FUNCTION f DESCRIBED BY f(c)=9/5c+32 GIVES THE FAHRENHEIT TEMPERATURE CORRESPONDING TO THE CELSIUS TEMPERATURE c. FIND THE FAHRENHEIT TEMPERATURE EQUIVALENT TO -10C.This question is from textbook

Click here to see answer by Nate(3495)

Question 52503This question is from textbook
: write an equation of the line containg the specified point perpendicular to the indicated line: (4,5),7x-2y=1This question is from textbook

Click here to see answer by stanbon(26274)

Question 52514This question is from textbook
: write an equation of the line containing the points indicated:(8,7)and(2,-1)This question is from textbook

Click here to see answer by darq(90)

Question 52504: how do you find the real zeros and multiplicity of f(x)=-x^2(x^2-4)(x-5)? How do you determine whether the graph crosses or touches the x-axis at each x-intercept?
Click here to see answer by venugopalramana(3286)

Question 52673: I am having trouble with part B of this question.
let f(x)=sqrt(2x+6)
A. give the domain of f(x)
2x+6=> 0
2x=> -6
x=>-3
B. find F(a+1)I have no idea where to start with this part B? Any help would be appreciated. Thank you
Click here to see answer by AnlytcPhil(958)

Question 52788: I have two questions. One is What is the slope of all horizontal lines? the other is What is the slope of all lines perpendicular to y= -5/2x? I'm trying to help my daughter with this and I can't make heads or tails out of the Algebra book. Thanks!
Click here to see answer by antsinmypants(6)

Question 52763: y=32-3x
Click here to see answer by rchill(405)

Question 52827: 6g+5-3g-7
m-4m+-2m-6

Click here to see answer by rchill(405)

Question 53059: what is a range??and domain??
Click here to see answer by consc198(59)

Question 53163: How do you simmplify this problem, 4-3y-7+8y ?
Click here to see answer by checkley71(8405)

Question 53297: The manager of a company planned to distribute a $50 bonus to each employee from the company fund, but the fund contained $5 less than what was needed.
Instead the manager gave each employee a $45 bonus & kept the remaining $95 in the company fund. What was the amount of money in the company fund before any bonuses were paid?
Click here to see answer by stanbon(26274)

Question 53314: find the vertex of: f(x)=3x^2-6x+8
Click here to see answer by stanbon(26274)

Question 53316: find the y-intercept of the cubic f(x)=(x-2)(x+1)(x-3)
my ans was (0,-6)
was I right
Click here to see answer by stanbon(26274)

Question 53171: Find the domain of f(x)=7+sqrt3x+21 and express it using interval notation.
Click here to see answer by venugopalramana(3286)

Question 53318: x-1/x=7 find x^4-1/x^4
Click here to see answer by Nate(3495)

Question 53383: 4|3-2x|<20
solve for x
can someone explain how I do this?
Click here to see answer by Nate(3495)

Question 53389: evaluate:{-6{=3{4{={-5{-o*6
Click here to see answer by rapaljer(3620)

Question 53126This question is from textbook Algebra & Trigonometry

: If f(x)=3x^2-7 and g(x)=2x+a, find a so that the graph crosses the y-axis at 68.This question is from textbook Algebra & Trigonometry

Click here to see answer by venugopalramana(3286)

Question 53404: Given that g(x) = (x^2 -1)/(5+x)
Find g(-1)
I get 0/4 which is 0, but that is not correct.
Thanks
Click here to see answer by aaaaaaaa(138)

Question 53481: Evaluating Functions: Evaluate the function for the given value of x.
f(-4)
f(x)={5x-1, if x<-2
{x-9, if x>_ (greater than or equal to)-2

Click here to see answer by funmath(2873)

Question 53630: find the domain of th functions
1. g(x)=(xraise to power 2)-x-2 all squared.
Click here to see answer by funmath(2873)

Question 53654: what are functions

Click here to see answer by stanbon(26274)

Question 53956: Hello,
I don't really understand functions. It has been requested that I draw each transformation or combination of transformation of y = f(x) on each separate axis.
Given f(x) graphed as follows: (-4,1) (-2,1) (0,2) (1,-1) (2,1) (4,-1)
1. f(x-1) Where do I start? Your help is very much appreciated.
Click here to see answer by AnlytcPhil(958)

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