08/07/14

x + -6 = 9
ive tried al the problems
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08/07/14

solve equations on the interval
Solve each equation on the interval 0<Θ<2pi   a) 1-sin(Θ)=1/2 b) 2sin^2(Θ)-1=0 c) tan2(Θ) =-1 d) cos3(Θ)=1
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08/06/14

Honors Algebra 2. Number Theory. Question was too long to be put here, but in the description.
There are two integers. One is 5 more than a number, and the other is 1 less than the same number. Write expressions for the two numbers. Write a polynomial expression for the product of the numbers.
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08/06/14

solution to cos problem
find all solutions to cos(angle)=-1/2 in the interval 0≤Angle≤2pi angle =
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08/06/14

2.2 A trader made a profit of 331 3% on merchandise that he sold for R9000. Calculate the original total price of the goods. (4) [
A trader made a profit of 3313% on merchandise that he sold for R9000. Calculate the originaltotal price of the goods.
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08/06/14

Age problem
One day the absent minded professor asked his wife"How old are our daughters?",the wife replied," I cant remember dear. but i do seem to to recall that if Bertha's age is 10 years younger than ,... more
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08/05/14

oscar drove 136km away at 48 km per hour. he drove the next day at 60 km per hour. how many hours in total did oscar spend driving
I need help setting up the equation.
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08/04/14

find all possible values for t in the interval 0=t=2p . If there is more than one answer, enter your solutions in a comma separated list.
find all possible values for t in the interval 0≤t≤2pi If there is more than one answer, enter your solutions as a comma seperated list. 1)sin(t)=1/2 when t=            (I know one answer is pi/6,... more
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08/04/14

Select the approximate values of x that are solutions to f(x)=0, where f(x)= -8x^2+6x+3
Select the approximate values of x that are solutions to f(x)=0, where f(x)= -8x^2+6x+3   I need help!!
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08/04/14

probablity question a jar contains 20 gray 23 white marbles marbles drawn randomly what the probability of the white marble briefly explain
prealgebra probabilty question. thanks
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08/03/14

using number 8 eight times result must be equal to 1000.we can only use multiply,divide,subtraction,addition.
will i be able to get the answer of this question
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08/02/14

1)Three numbers are in a 2:3:5 ratio and their sum is 70.Find the numbers.
2)The sum of the angle measures of any triangle is 180 degrees.Find the three angle measures of a triangle if they are in an 8:3:4 ratio.
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08/02/14

Algebra Math Question
The sum of two numbers is 21. The first number is 2/5 of the second number. What are the numbers?What is the smaller of the two numbers?______What are the larger number of the two numbers?_____
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08/02/14

Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -5x2 + 5x + 9
A: {1.93, –0.93} B: {-5, 5} C: {–1.00, –1.80} D: {–0.56, 0.56}
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08/01/14

percentage
In 2011 americans spent an average of 13.6% of their monthly earnings on mortage payment which represented a 41% decrese from the valu in 2006 what percentage of monthly earming did americans spend... more
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07/31/14

What is the probability of rolling a 1 exactly 3 times?
You roll a number cube 4 times. What is the probability of rolling a 1 exactly 3 times?
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07/30/14

Find the solution to the system of linear equations using elimination for 4x+4y=12 and 7x-4y=24
Enter the system's solution as an ordered pair including the parentheses and comma. If the system has no solution say so. if it has infinitely many solutions say so
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07/30/14

Find the solution tothe system of linear equations by substitution for the following, 5x+2y=10 and 3x+4y=6
Enter the system's solution as an ordered pair including the comma. If the system has no solution enter "none". If it has infinitely many solutions, enter "infinitely many solutions."
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07/30/14

Find the solution to the system of linear equations using substitution for the following, y=2x-2 and y=-2x+6
Enter the solution as an ordered pair, including the comma. if the system has no solution enter" none. If it has infinitely many solutions enter " infinitely many solutions".
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07/29/14

The average spped of the winner of a race was 2.78 miles per hour faster than the person who finished 1 hour behind him. find the time that the winner took to
run the 16 mile course  
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07/28/14

What is the effect on the median when the outlier is removed from these ages?
The people attending a movie showing on Saturday had the ages: 43, 46, 49, 50, 52, 54, 78, 47.
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07/28/14

What am I missing?
This problem doesn't seem solvable to me.   Given the following points, predict the missing number. (3,8) (6,6) (7,8) (9,12) (12, ?)   Choices: 6, 3, 7, 9, 12
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07/28/14

math word problem
Susan can wax her car in 2 hr(s). When she works together with Helga, they can wax the car in thirty min(s). How long would it take Helga, working by herself, t0 wax the car?
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07/27/14

math help please
simplify 6(x-7)-x(x-2)+11(x2+2)   write in scientific notation 0.0023601   write a decimal notation 2.7x10-1   calculate 1.25x107 divided by 2.5x104   multiply 5x(7x2-3x+2)   simplify... more
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07/26/14

An airplane...
An airplane leaves an airport and flies due west 180 miles and then 160 miles in the direction S 79.17°W. How far is the plane from the airport at this time (to the nearest tenth.)
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