11/14/16

word puzzle problem
there was a box of candy on the table. Maureen was hungry because she hadn't had breakfast, so she ate half the candy. then sanju cam along and noticed the candy. He thought it looked good, and had... more
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11/13/16

How much is each item
A pencil sharpener is four times more expensive than an eraser. Julia bought two sharpeners and four erasers for $3.60 how much with each item math problem  
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11/13/16

A survey showed that sleeping with a night light show a positive correlation to being a vegetarian . Is this a correlation or causation explain
Help need answer
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11/11/16

Math permutations & Combinations
Evaluate the expression. P(7, 4) · P(6, 3)P(5, 4)    
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11/10/16

Math permutations & Combinations
Evaluate the expression. P(7, 4) · P(6, 3)P(5, 4)
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11/08/16

an object located 6 feet from the fulcrum balances a 300kg object that is 8 feet from the fulcrum. How many kilograms does the first object weigh
My math teacher is giving us really difficult questions and this is one of them  
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11/08/16

equation of a graph that includes points (-1,3) (0, -1) ans (1,3)
i need to find the equation of the parabola with those points
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11/08/16

a new computer is valued at 1000 and its value depriciated by 150 dollars a year. A new printer is valued at 100 dollars and depriciates by 5 dollars per year
hello i am in 8th grade this math is hard can you help me.  
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11/08/16

Cramer's Rule Linear Math Equation.
Apply Cramer’s Rule to solve the system of linear equations.   3x + 5z = 11   4y + 3z = -17   2x - y = 9     X=?   Y=?   Z=? 
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11/07/16

Kathy collected 42 stars on day 1 on day 2 26 stars day 3 61 stars day 4 65 stars day 5 56 stars. How many stars did Kathy collect on day 6
Kathy collected 42 stars on day 1 Kathy collected 26 stars on day 2 kathy collected 61 stars on day 3 kathy collected 65 stars on day 4 kathy collected 56 stars on day 5 how many stars did she... more
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11/07/16

Determine the set of values of x.
Determine the set of values of x where the function y = cos(x) is increasing where −2π < x < 2π. Do not include the endpoints of the intervals, and all intervals should be open intervals on... more
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11/07/16

find size after t time
A bacteria culture initially contains 2000 bacteria and doubles every half hour.   Find the size of the baterial population after 20 minutes. Find the size of the baterial population after 6 hours.
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11/06/16

what are the coefficients?
what are the coefficients?A horizontal/vertical ellipse or hyperbola use the general form Ax^2+Cy^2+Dx+Ey+F=0Ax2+Cy2+Dx+Ey+F=0. Solving for 5 unknowns (A, B, C, D, E, F) requires 5 equations, needs... more
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11/06/16

Quadratic Equation
Suppose the valley following the lift hill is in a shape of a parabola that has a maximum drop of 14m and the start and end points are 20m apart. Write a quadratic equation that models the profile... more
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11/03/16

Describe end behavior
for the polynomial function f describe end behavior of f f(x)=3x4+x+3
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11/03/16

A random survey of college students was taken to determine behaviors regarding alcohol, cigarettes, and illegal drugs.
The results were as follows: 838 drank alcohol regularly, 645 smoked cigarettes, 192 used illegal drugs, 416 drank regularly and smoked cigarettes, 112 drank alcohol regularly and used illegal... more
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11/03/16

How much sugar will you need to use for 11 batch?
A recipe for a batch of cookies calls for 1212 cup of white sugar and 1414 cup of brown sugar. 
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11/02/16

Math homework help
Suppose J varies jointly with G and V, and J=3 when g=4 and V=3   Find J when G=10 and V=9   J=
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11/02/16

Math home work help.
If x varies directly as y, and x=10 when y=5, find x when y=9.    X=
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11/02/16

Find the ratio of output values that correspond to increases of 1 in the input value in order to determine the 1-unit growth factor. f ( x ) = 22.05 ( 4.91 )
please help i do not understand 
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11/02/16

PQR is an isosceles triangle such PQ=PR, ∠PQR=25∘ and PS is the median to base QR. Find the measure of ∠QPS.
Its geometry 
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10/30/16

The sum of the reciprocals of 2 consecutive odd integers is 12/ 35 . Find the numbers.
Its an application problem have to find 2 numbers -The sum of the reciprocals of 2 consecutive odd integers is 12/ 35 . Find the numbers.
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10/30/16

Suppose the population of a town increases or decreases by the following percentages. For each situation, find the annual percent change of each situation.
Suppose the population of a town increases or decreases by the following percentages. For each situation, find the annual percent change of each situation. A) Increases by 360% every 11 years B)... more
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10/27/16

Find the maximum height of a model rocket launch algebraically.
A model rocket is launched with an initial velocity of 120 ft/sec from a height of 80ft. The height of the rocket t seconds after it has been launched is given by the function s(t)=-16t^2 +120t +... more
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10/27/16

Aamplitude =2.5 period is 2p/b what is the shift and equation when the angle is in degrees and the graph is of sine function
I need to find the shift and the equation of angles in degrees on a sine graph. The amplitude =2.5 and the period =2π/b. I need help to do this assignment I can't find the equation and the shift.... more
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