02/23/15

if the point a,b lies on the graph y=f of x, the graph of y= f inverse of x must contain what point....
if the point a,b lies on the graph y=f of x, the graph of y= f inverse of x must  contain what point
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02/23/15

if the theater has a maximum of 350 seats, write an inequality describing the number both types of tickets the theater can sell.
The inequality for the tickets was $10x + $5y >= $2000 but I don't know how add the seats into it
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02/23/15

what type of triangle is formed by the horizontal distance, the vertical height, and the length of the towrope
Can you please help me? I dont know none of these question they are asking me im totally confused.
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02/23/15

If Kirk stands 200 feet from the geyser and the eruption rises 175 feet in the air, what is the angle of elevation to the top of the spray to the nearest tenth
Kirk visits yellowstones park and old faithful on a perfect day. His eyes are 6 feet from ground, and the geyser can reach heights ranging from 90 feet to 184 feet
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02/23/15

how do i solve by elimination for -2x-y=3 and y-12=x
 system of equation/inequality solve by elimination  how should i start it off 
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02/23/15

Evaluate each function for x =1,1,2
X: -1 1 2 y:? 28 196  
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02/23/15

An 8X10 photo is enlarged to a 10X13. What is the percent of increase in the area?
I figured out the 2 areas: 80 and 130. I subtracted and got 50. I divided 50 by 130 and multiplied by 100 and got 38%. Why is this wrong?
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02/23/15

Factor Polynomials
Factor 2y^3-54z^3
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02/23/15

What is the function?
Took a pretest and this one stumped me. Any help would be greatful   http://i.gyazo.com/6703f24740c64115aae5d96dabaf09c6.png
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02/23/15

there are 625 children at a local school. 12% are left handed, what number represents the ratio?
there are 625 children at a local school. 12% are left handed, what number represents the ratio?
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02/23/15

Dog Barks/Cars Passing
The number of times a dog barks is dependent on the number of passing cars. How many cars have passed when a dog barks 34 times if 6 cars pass and there are 4 barks, 7 cars pass and there are 7... more
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02/22/15

There are 5 families, they have a mean of 6 kids how many kids does it have in all?
I need this as soon as possible
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02/22/15

probability
tossing heads in a coin toss and rolling a 6 on a die independent or dependent event  
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02/22/15

sum of polygon
91. determine the sum of the interior angles in a polygon that has 12 sides ?can you determine the  measure of each interior angle? explain92. how many sides does a regular polygon have if the... more
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02/22/15

8th Grade Algebra 1 word problem. Need to identify variables, get two equations, and have an ordered solution!
Hal and Sal work on a base wage plus commission. Hal makes $150 per week plus a 40% commission on total sales. Sal makes $175 per week plus a 35% commission on total sales. What amount of sales... more
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02/22/15

what is the value of x in x/3-7=15
I NEED HELP!!!! please help me! I have been to various sites that give me different answers than what I got when I tried it and I don't understand how they got it! Please help!! 
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02/22/15

For the points A(3,0), B(5,2) & C(7,-2), calculate the angle BAC. (plot the points with x axis & y axis drawn to the same scale)
mathematics of IGCSE
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02/22/15

How to figure out maximum profits using profit parabola
The business manager of a 90 unit apartment building is trying to determine the rent to be charged. From past experience with similar buildings, when the rent is set at $400, all units are full.... more
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02/22/15

for the points A(5 , 0) and B(7 ,3), calculate the angle between AB and x axis. i need scale plz
mathematics of IGCSE
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02/21/15

Need help please
Andrew measures the amount of a very unstable substance to be 100 moles. The half-life of this substance is 3 days (after 3 days, half is gone).   write an exponential function that models this... more
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02/21/15

What happens when you get 2 extraneous answers to a real-life problem?
2x2+8x=0 This is the equation for the area of a triangle.
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02/21/15

How to get solution for f(x)=x^2-4x+13 g(x)=x+9
What are the solutions to the system of equations and how do you get it
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02/21/15

how do i solve this exponential problem 16^13x-11=256^6x-5 using logarithm?
 Need help solving for x using logarithm.
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02/20/15

College algebra word problem
Linda pulled out one full page from the Sunday newspaper. If the left half was numbered A4 and the right half was numbered A17, how many pages were in the A section of the newspaper? There are not... more
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02/20/15

PLEASE HELP!
the perimeter of a rectangular fence must be at least 60 ft and no more than 240ft. If the length of the fence must be twice the width what is the range of values allowed for the width of the... more
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