02/15/16

Determine whether the expression is quadratic formula. Write 4x-8 in standard form.
A= B= C=
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02/15/16

could someone help me with math?
Find this product. Enter your answer in scientific notation. (7.8×104)(5×10-6)
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02/15/16

could someone help me with math?
Find this quotient. Enter your answer in scientific notation. −5.4×107 ——————— 3×10-21   (btw this is a fraction)  
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02/15/16

someone help me with math!
Simplify this expression, and enter your answer in scientific notation (3×104)(8×1010) ––––––––––––––4×105 (btw this is a fraction)
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02/11/16

Euler's Theorom
Proof of Eular's Theorom F+V-E=2
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02/09/16

Increasing and decreasing functions
f(x)=x(9-x2 ) for -3≤x≤3***Please note that I could not find something for a radical, so (9-x2 ) is inside a radicalI need to graph this equation, and then write where the function is increasing... more
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02/09/16

In a survey, the ratio of students who prefer pizza to chicken nuggets is 2 : 5. If 357 students were surveyed, how many prefer pizza?
I dont really understand this question. 
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02/09/16

The equation in point-slope form is ?
Find an equation in point-slope form for the line having the slope m=-6 and containing the point (7,9).
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02/08/16

A kitchen sink has a volume of 1,800 cubic inches. What is the volume of a similar sink that is larger by a scale factor of 2? anwer
i ned help with this very difficult math question please help
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02/08/16

our difference is 2 we have a sum of 12 what number are we blank and 7
our difference is 2.we have a sum of 12 what number are we _ and 7
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02/08/16

The sum of two numbers is 43 . The larger number is 9 more than the smaller number. What are the numbers?
its important that this is solved i have been laboring over this question for the last 30 mins and cant solve it so plz solve or help me solve it
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02/08/16

What are the coordinates of point F and point D?
AD:AB= 2:5, the coordinates of point F are A (4.4, -4.6)                                                                B (4.4, -3.6)                                                            ... more
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02/07/16

Pre Calculus question on homework, really struggling
A hangar is formed of a half cylinder with a rectangular base and two open, semicircular ends. The curved roof costs $7 per ft2 to build. Find an expression that represents the cost per volume of... more
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02/07/16

The calenders cost 0.75 each, and the date books cost 0.50 each.She ordered a total of 500 items and spent 300.00. How many of each item did she order?
How do I set up the equation
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02/02/16

Dimensions
An Architect designs a rectangular flower garden such that the width is exactly two thirds of the length. If 250 feet of fencing are to be used to enclose the garden, find the dimensions of the... more
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02/01/16

Assume that he has 2 possible destinations: New England, and Oregon. There are 3 ski areas in New England with 3 available times for 2 of the areas, and 1....
I know that you use the multiplication principle. I made three slots and put 2 in one slot, for two locations, 8 in the second slot for the number of ski areas, and for the third slot (times) I'm... more
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01/27/16

word problem
Write an equation to represent the situation described below    On Friday 150 people went to see "ode to algebra" performed in the school auditorium. Both (c) children and (a) adults attended the... more
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01/27/16

Please help with word problem in description
A community cent is organizing a dance. There are 4 large columns arranged at the corners of a square. The decorating committee will hang 1 larger streamer from each column to every other column.... more
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01/27/16

Suppose you know that triangle SOK is congruent to triangle COA. Explain how you could prove that quadrilateral SACK is a parallelogram.
this is a confusing question I found in my geometry textbook. Please help me solve it.
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01/25/16

Determine an equation of a line in various forms given two points on the line
Which equation represents the line that passes through the points (-8,0) (0,-3)   a. 3x+8y=-24   b. 8x-3y=-24   c. 3x-8y=-24   d. 8x+3y=-24
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01/23/16

Writing expressions in the form of....
Please help, I am so lost! The question states: Use properties of real numbers to write the expression (5a)(10b+7c−3d) in the form of K⋅ab+M⋅ac+N⋅ad Then, I must give three answers: The number... more
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01/20/16

If she measures a tie of 54s, is her speedometer accurate? If not, is the speed it shows too high or too low?
Shannon decides to check the accuracy of her speedometer.  She adjusts her speed to read exactly 70 mph on her speedometer and holds this steady, measuring the time between successive mile markers.... more
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01/20/16

A hat contains slips of paper with the names of the 26 other students in Eduardo’s class on them, 10 of whom are boys. To determine his partners for the group p
What is the probability that both of Eduardo’s partners for the group project will be girls?
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01/19/16

It's a table that shows point that all lie on the same line. Find the slope intercept form for the line
X -2 0 2 Y 2 6 10   The equation is y=
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01/18/16

a ratio of 12:11. At this rate, how many students would turn in extra credit if there are a total of 200 students in the 7th grade?
the number students turning in extra credit in 4th period is a ratio of 12:11. At this rate, how many students would turn in extra credit if there are a total of 200 students in the 7th grade?
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