04/02/16

Write equation for (-7,7)(-5,-7)
I am getting lost in the signs as to how & when to change them
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04/02/16

During one election in Springtown, 7 out of every 9 people who voted favored remodeling the city swimming pool. Springtown has 36,000 eligible voters. In this
During one election in Springtown, 7 out of every 9 people who voted favored remodeling the city swimming pool. Springtown has 36,000 eligible voters.  In this election 5 out of 8 eligible voters... more
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04/02/16

Sequence and series
Let a = 111....1 (55 digits), b= 1+10+10^2..+10^4, c= 1+ 10^5 +10^10 + 10^15 +..... +10^50, then which of the following is correct :   1) a=b+c 2)a=bc 3) b=ac 4) c=ab
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04/02/16

what is the coefficient of x^49 in the expansion of (x-1)(x-2)(x-3)............(x-50)
The choices are. (a) -2250 (b) -1275 (c) 1275 (d) 2250 (e) -49
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04/01/16

Solve the system of equation {5x+6y=4 and 3x+7y=8 by the method of elimination
Solve the system of equation {5x+6y=4 and 3x+7y=8 by the method of elimination
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04/01/16

can you help me with word problems?
Six years ago the number of people in a certain country who subscribed to cellular phone service was 120,000. Today this number has increased to about 230,000. What is the percent? increase?
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04/01/16

Word Problem
A 7in thick slice is cut off the top of a cube, resulting in a rectangular box that has volume 49in^3. Find the length of the original cube. Round answer to two decimal places.
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04/01/16

An open box is made from a 10-by-15-inch rectangular piece of cardboard by cutting squares from each corner and folding up the sides. If x represents the side l
An open box is made from a 10-by-15-inch rectangular piece of cardboard by cutting squares from each corner and folding up the sides. If x represents the side lengths of the squares, find the... more
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04/01/16

Please help: In one month, Ansley runs 15 times as many miles as Zack runs. Altogether, they run 192 miles. How many miles does Ansley run in one month?
In one month, Ansley runs 15 times as many miles as Zack runs. Altogether, they run 192 miles. How many miles does Ansley run in one month?
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04/01/16

Question is in the description.
Involves The quadratic Formula, I know how to use this formula i just need to know how to get to that point. Question: A rectangular garden has dimensions of 20 feet by 15 feet. A gravel path of... more
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04/01/16

No idea how to solve this algebra problem!
The school cafeteria got rid of some old tables and bought new ones.  Old tables were 2x6, new tables are 2x8.     there are now 24 new tables in the cafeteria.  If the cafeteria has the same... more
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04/01/16

Can you please help me with my word PROBLEM???
 Rosa is three times as old as her daughter Mary the sum of their ages is 44 years old. How old is Mary
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04/01/16

If the number of tacos eaten by americans is 4.5x10 to the 9th power and there are 318 million americans
how many tacos does the average American consume Ina year?
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04/01/16

Inequality absolute value function
The question is |x|<2/x   When x>0 X^2<2   X belongs to (0,sqrt2)   When x<0  Then x^2> - 2 Which is true for all values of x So in this case x belongs to (-infinity,... more
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04/01/16

an airplane travels at 190 km/hr for 2 hours in a direction of 220 degrees. at the end of this time, how far south of the airport is the airplane?
an airplane travels at 190 km/hr for 2 hours in a direction of 220 degrees. at the end of this time, how far south of the airport is the airplane?
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04/01/16

if my 3% commission check is $20,035.59 what is the sales price?
If I received a commission check based on the price of a home and my commission is 3? what is the purchase price of the home
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04/01/16

Roommates share an apartment and split the rent of $725. #1 pays $100.00 & #2 pays $625.00. How much does #1 pay back equally in 4 payments to #2?
Roommates split rent of $725.00.  Roommate 1 pays $100.00 towards rent, roommate 2 pays $625.00.  Roommate 1 must pay back roommate 2 by dividing her remainder over 4 weeks and giving weekly... more
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04/01/16

Absolute value function, modulus function
|x|+|y| = |x+y| then xy>0 |x|-|y|  =|x-y| then xy < 0   Can you please explain the above absolute value function properties and give some examples on the same 
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04/01/16

how do you flip y=x^2 and then move left 1 and down 6?
I dont understand how I am supposed to do the problem.
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04/01/16

Finding the Min & Max of a function
Question: "for the following functions, determine the locations of relative extrema, either minimum or maximum, and find their values"   for k(x)=(ln3x)/(2x^2)   The process I use is to first... more
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04/01/16

Is this a counterexample to the inverse or to the contrapositive?
Let p be "it is raining" and q be "the track meet will be canceled."Suppose it is not raining and the track meet is canceled. Is this a counterexample to the inverse or to the contrapositive?
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03/24/16

Find an equation of the graph that passes through the point (7,9) and has the slope of y' = 8y/9x
 I need help on this problem!
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03/24/16

minimum amount of material is used in its construction.
If an open box has a square base and a volume of 120 in.3 and is constructed from a tin sheet, find the dimensions of the box, assuming a minimum amount of material is used in its construction.... more
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03/15/16

As Carmen walks away from a 342-cm lamp-post, the tip of her shadow moves twice as fast as she does. What is Carmen's height?
I understand how to draw the picture. I'm just not exactly sure how to set up the equation.
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11/15/15

Hi. Please help me with the following two mathematical questions.
1) Solve the following equations using inverse operations.i) 3x-7=7+xii) 3[(6x-2)/4 (Separate)+ 1 ] = 332) A cylindrical (cylinder) water tank of diameter 2.2m and height of 3m is full of water.... more
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