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The ends of a 4m long water trough are equilateral triangles whose sides are 1m in length. If water is being pumped into the trough at a rate of 1.5m^3/m. Find the rate at which the water level is rising when the depth is 30cm
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find the domain of the function g(x) = 4/4-3x
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Appendix D MyMathLab Environmental and wildlife preservation ensures future generations will have resources available and can enjoy the beauty of Earth. On the other hand, some of the damage humans have already done to the environment is expensive and time consuming to eradicate. 1. The...
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15 stamps of denominations $0.37 and $0.23. If the total value of the stamps is $4.85 how many $0.37 stamps does Phil have?
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how to get a function from a given points
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find two numbers with sum 7 and difference 17
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y e x sin ex dx
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The speed of train A is 8 mph slower than the speed of train B. Train A travels 190 miles in the same time it takes train B to travel 230 miles. Find the speed of each train.
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3.162 ROUNDED UP TO THE NEAREST TENTH OF A UNIT?
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if a circle has a radius of 3 cms, how long is an arc subtended by 80 degrees?
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- Solve the following
- a) 3/(n+1)-1/(n+1)=14/(n^2-1)
- b) 1/(y-1 )+y/(1-y)
- c)4/(x-5)-3/(x+2)=28/(x^2-3x-10)
- d) (x-2)/(8x-24)*(5x-15)/(x^2 -4)
- e) z/(z-1)+1/2=3/z
- f) (x-3)/(x^2+2x-15)-(4-x)/(x^2-9x+20)
- 2. How do I set up this problem? An exam contains five "true or false" questions. How many of the 32 different ways of answering these questions contain 3 or more incorrect answers?
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