Questions on Algebra: Graphs, graphing equations and inequalities answered by real tutors!

Tutors Answer Your Questions about Graphs (FREE)

Question 992080: 2>x>2
Click here to see answer by Alan3354(69443)

Question 992284: how do I graph x + y <= 3
Click here to see answer by solver91311(24713)

Question 992247: If A={4,7,10,13,17 and b={3,5,7,9}, then which of the following statements is false?
Empty set subset of A
B subset/equal to B
B subset of A
Click here to see answer by solver91311(24713)

Question 992349: Graph f(x)=x^2 and show f(1), f(2), f(3)
Click here to see answer by stanbon(75887)

Question 992378: Suppose admission to the fair is $3.
a) Write an equation slope-intercept form for the total cost of admission and any number of tickets at the rate of 6 tickets for $5.
b) Write an equation in slope-intercept form for the total cost of admission and any number of tickets at the rate of 12 tickets for $8.
Click here to see answer by solver91311(24713)

Question 992304: Find the point of intersection of the two lines to 2x+y=5 and y=x-1
Click here to see answer by ikleyn(52781)

Question 992858: all reals greater than or equal to -3 and less than 6 what is the interval representation
Click here to see answer by MathLover1(20849)

Question 992932: How could I use the point-slope form to find the equation of the line? The answer has to be in slope-intercept form.
One point on the line is (−2, −6). The slope is 2. Thank you!
Click here to see answer by josgarithmetic(39617)

Question 993060: x + y = 10 is this a function or not

Click here to see answer by vleith(2983)

Question 993132: How would I graph a slope 1/3 and (-4,-1)
Click here to see answer by Fombitz(32388)

Question 993150: I am doing homework and part of it deals with graphs and I just don't understand how to come up with the solution. The problem is -2x+y=6
Thank you! :)
Click here to see answer by Alan3354(69443)

Question 993204: A line has a slope of - 3/4. What is the slope of the line parallel to it? What is the line perpendicular to it?
Click here to see answer by stanbon(75887)

Question 993358: I know how to find increasing and decreasing but I am having trouble finding this one:
f(x) = −2(x + 1)2 + 4
Increasing:?

Decreasing:?
Please explain your answer so that I understand. Thank you!
Click here to see answer by Fombitz(32388)

Question 993369: NEEDING HELP WITH THIS QUESTION PLEASE.
f(x) = 3x2 − 12x + 8
INCREASING=?
DECREASING=?
HOW DO I FIND/WHAT FORMULA DO I USE TO FIND THIS?
THANK YOU!

Click here to see answer by Theo(13342)

Question 993404: The perimeter of a rectangle is 32in. If the length of the rectangle is 1 more than twice the width. Find the dimensions of the rectangle .

Click here to see answer by Cromlix(4381)

Question 993482: Given the function
y = ( x - 4 ) ( x^2 + 3x + 2 )
find the coordinates of the two stationary points and the point of inflection.
Note. A stationary point is a critical point at which the derivative is 0.
Please enter your answer as a list of coordinate pairs, where a single coordinate pair (a, b)
THANK YOU
Click here to see answer by solver91311(24713)

Question 993481: Given the function
y = ( x+3 ) ( x^2+3 x−3 )
find the coordinates of the points of intersection with the x-axis and y-axis.
Please enter your answer as a set of coordinate pairs, where a single coordinate pair (a, b)
constants should all be given exactly, using the sqrt function and fractions as necessary
THANK YOU
Click here to see answer by MathLover1(20849)

Question 993522: How to find the slope thru a pair of points
Click here to see answer by sashwatam(1)

Question 993524: m:3/2,(4,6)
Click here to see answer by josgarithmetic(39617)

Question 993532: How do you solve 4x+5y=25 and 8x-5y=35 when using substitution

Click here to see answer by ikleyn(52781)

Question 993563: If I have -(x+3)^2+5 how do I make a vertical compression that restricts to 20% of the original? I'm thinking a would need to equal 20, but I'm not sure.
Click here to see answer by solver91311(24713)

Question 993679: What is the slope of the line through the points (2,-3) and (6,5)?
Click here to see answer by fractalier(6550)

Question 993775: If there is an improper fraction such as -17 over 3 how would u change it into a mixed fraction to graph it?
Click here to see answer by stanbon(75887)

Question 993714: plase help me solve this. Rearrange this equation into that form that can be plotted as a straight line graph y=10ex. the x is a power.Thank you.
Click here to see answer by Theo(13342)

Question 993823: how do you transform y=3x+18 into a slope intercept form

Click here to see answer by josgarithmetic(39617)

Question 993828: how do you transform y=3x+18 into a standard form

Click here to see answer by josgarithmetic(39617)

Question 993828: how do you transform y=3x+18 into a standard form

Click here to see answer by MathTherapy(10552)

Question 993863: what is y=3/4x-2 when you graph it

Click here to see answer by Alan3354(69443)

Question 993873: whats the slope of (5,8) (-5,8)
Click here to see answer by farohw(175)

Question 993988: The equation, in general form, of the line that passes through the point (3,5) and is parallel to the line 6x-9y+2=0 is Ax+By+C=0 where A,B and C are what?
Click here to see answer by josgarithmetic(39617)

Question 993287: For what values of "a" is the distance between P(a, 3) and Q(6, 2a) greater than 29?
(Enter your answer using interval notation.)
Click here to see answer by anand429(138)

Question 993987: Find the slope if possible of the line passing through the points, (1,2) and (1,-1) and describe the line.
Click here to see answer by lwsshak3(11628)

Question 994036: Which equation represent the line with slope -2 that passes through the point (4,-1)
Y= -2x-9
Y= -2x-7
Y= -2x+2
Y= -2x+7
Click here to see answer by josgarithmetic(39617)

Question 994036: Which equation represent the line with slope -2 that passes through the point (4,-1)
Y= -2x-9
Y= -2x-7
Y= -2x+2
Y= -2x+7
Click here to see answer by vleith(2983)

Question 994024: Find the equation of the line that contains the given point and has the given slope. Express the equation in the form Ax + By = C, where A, B and C are integers.
(5, 6), m = 5/6

____=-11
Click here to see answer by lwsshak3(11628)

Question 994085: How do you do h-(-2) is greater than or equal to 10?
Click here to see answer by rothauserc(4718)

Question 994086: Write equations for the vertical and horizontal lines passing through the point (-1,-5)
Click here to see answer by stanbon(75887)

Question 994306: If 4 < a ≤ 8 and 1/4 < b < 1/2, then what are the possible values of ab?
A. 1 ≤ ab ≤ 4
B. None of these
C. 1 ≤ ab < 4
D. 1 < ab ≤ 4
E. 1 < ab < 4
Click here to see answer by ikleyn(52781)

Question 994299: Determine whether the function is an odd or even function:

Click here to see answer by ikleyn(52781)

Question 994298: Determine whether the function is an odd or even function:

Click here to see answer by ikleyn(52781)

Question 994374: system of linear equations using substitution y=5x-11, y=-3x+5
Click here to see answer by Alan3354(69443)

Question 994381: system of linear equations using elimination for -x-6y=11 and 5x-6y=-19
Click here to see answer by Alan3354(69443)

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11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 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23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975