04/21/15

math story problem please help !
write an equation for the 1st one***    jessie had candy to give to her 4 friends. she first took 10 pieces for herself and then evenly divided it among her friends. each friend recieved 2... more
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04/21/15

What is the probability of rolling a 2, 5, or 10 on a 16-sided die?
What is the probability of rolling a 2, 5, or 10 on a 16-sided die?
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04/21/15

MATH! PLEASE HELP (story problems/ equations)
write an equation for each story problem...   #1)) jessie had candy to give to her friends. she first took 10 pieces for herself and then evenly divided it among her friends. each friend recieved... more
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04/21/15

Find the least common denominator for each list of fractions
x-3/2x2-9x+4 , 2x+7/ 2x2+9x-5
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04/21/15

question in description
a rectangular garden measures 30 feet 8 inches wide and 40 feet 6 inches long. a diagonal path cuts across the garden. if shariff walks down the diagonal and once around the garden, how far will... more
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04/21/15

Solve the formula for y
X=3y-5/4  i couldn't find a way to write a line between 3y-5 and 4.
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04/21/15

Solve the equation
3/m-2+ 1/m-1 = 7/ m2-3m+2
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04/20/15

how do I show my work?
g (x) = |x|-3
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04/20/15

Question about time
Simran and Champ are walking at a constant speed, though not the same speed as one another. Simran walks from Point A to Point B, while Champ walks from Point B to Point A. They both leave at... more
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04/20/15

if 2 is added to a number and the sum is tripled the result is 20 more then the number. whats the number?
if 2 is added to a number and the sum is tripled the result is 20 more then the number. whats the number?  so i dont get how would you get to the number 
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04/20/15

determine the general solution of 3cossquaredx -5sinx=1
What is the general solution and how do you find it? 
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04/20/15

solve for x if 7cos2x+2=0 and xE[0;360]
I have no idea where to start with this question, do I use the same method as when finding  the general solution? Please help...
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04/20/15

Find an equation of the line containing the given point and perpendicular to the given line
Find an equation of the line containing the given point and perpendicular to the given line    (5,2) 3x+y=5
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04/20/15

sin190cos225tan390 over cos100sin135 =-1 over root 3
I am busy going over some questions from my current maths topic but I'm stuck on this. the question states not to use a calculator, so do I use the reduction formulae if so, how?
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04/19/15

Rational Equations
Octavian invests some money at 8.5% and half as much at 10%. in time, he receives $1000 interest. how much did he invest at each rate?
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04/19/15

Rational Equations
Joe and Bob had to pick rocks from the baseball field. Joe could do it alone in 3 hours. Bob could finish alone in 2 hours. How long would it take them to finish the job together?
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04/19/15

f(x)=12.57/1+4.11e^-0.026x when will the world population be 7 billion
I need use this formula to find when the population will reach 7 billion  
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04/19/15

y = 8 + 7 cos 3t + 7 cos 6t #function #trig
The vertical displacement of the end of a robot arm (in cm) at time t (in [16 marks]seconds) is given by y = 8 + 7 cos 3t + 7 cos 6t: (a) Find all times, t > 0, (in exact form i.e. in terms of... more
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Iqr

04/18/15

How do you find the IQR in Math?
I need to find the IQR of a question that is due tomorrow, can you help?
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04/18/15

trigonometry
find all solutions in radians to 5sin(x-2)=6/10 for 0<x<2 pi
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04/17/15

trigonometry
if sin of theta equals 3/5, cosine of theta is <0, sin of alpha equals -8/15 and cos of alpha <0, determine the exact values for sin(theta plus alpha) and cos(theta plus alpha)  
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04/17/15

trigonometry
supppose t is a number and tangent of theta equals t and 0<theta<90. find all of the angles between 0 and 360 whose tangent equals -t
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04/17/15

trigonometry
determine all angles theta with 0<theta<360 such that sin of theta ewuals -.7
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04/17/15

A point (x, y) is on the unit circle. If its y-coordinate is 1/2 and the point lies in Quadrant I, what is the other coordinate?
A point (x, y) is on the unit circle. If its y-coordinate is 1/2 and the point lies in Quadrant I, what is the other coordinate? Express your answer as a fraction, NO DECIMALS!
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04/17/15

Tickets cost $5.50 each for adults and $2.00 each for kids, and the group paid $23.00 in total. There were 44 fewer adults than kids in the group.
A group of adults and kids went to see a movie. Tickets cost $5.50 each for adults and $2.00 each for kids, and the group paid $23.00 in total. There were 44 fewer adults than kids in the group.
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