03/14/18

what does the x power need to be for 2000=4.54(2.2) to the x power
I need to find what the x power would be to make the equation true on both sides.  
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03/14/18

. A compound is a substance that is composed of two or more different kinds of molecules.
is it true or false i need it 
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03/14/18

what is 11x-5(x+2)=6x+5
need help, got it wrong on a test i wrote contradiction
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03/13/18

Find the domain of the function. Write your answer in interval notation.
f (x)=5/(x2-x)
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03/13/18

The mass of a grain of sand is about 10to the -3 power gram.How how many grains of sand are in the bag of sand
The mass of a grain is about 10-3  gram.About how many grains of sand are in the bag of sand?
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03/13/18

a jet airplane reaches 769. km/h on a certain flight. how long does it take to cover 272 m?
Set up the math. But don't do any of it. Just leave your answer as a math expression. Also be sure your answers includes all the correct unit symbols.
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03/13/18

which expression is equivalent to 5(d+1)
i dont about that i need help
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03/13/18

Radius (r) of sphere is expanding at rate of 9cm/min. Volume of sphere is V=4/3(pi(r^3))
Determine the rate at which the volume is changing with respect to time when r=8cm. (in cm^3/min)
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03/13/18

one less than 3 times a number is the number plus 5
how do you make this in to a normal problem so i could figure this out a get a better knowledge on how to do this project in math and get a good grade 
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03/13/18

17 subtracted from x is at least 19
I need help with all 6th grade things in math. 
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03/13/18

Write the slope intercept form of the equation of the line that passes through the point (2, -3) and (7, 10
I don't know how to do it
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03/13/18

What does r= in this equation?: 50.24 = 2 x 3.14 x r squared?
 What does r=?
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03/13/18

how much greater is the mass of the melon
the mass of a melon is 2 kilograms. the mass of a plum is 75 grams. How much greater if the mass of the melon
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03/13/18

what is the nearest whole dollar amount of 264.o168
Hello im trying to get the whole dollar amount of the abouve mentioned question  
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03/13/18

Convert it into passive voice- The woman are praying in the temple.
Convert it into passive form   Q. The woman are praying in the temple. 
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03/13/18

about exponential?
what is the values of e^-1,e^0,e^2,e^1?
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03/13/18

3,2,-2 writing polynomials from zeros answer it with work please
i have this problem and i have to write a polynomial with given zeroes please answer this question and show work thanks.
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03/13/18

How can I transform −λ△t= (N(t+△t)−N(t)) / (△t) into the formula dN/dt=−λN using limits?
How can I transform −λ△t= (N(t+△t)−N(t)) / (△t) into the formula dN/dt=−λN using limits? This is in relation to radioactive decay for those that are wondering, thank you for your help and time!... more
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03/13/18

Simple harmonic motion
When a mass spring system is stretched 3cm from its equilibrium position it starts to preform simple harmonic motion with a frequency of 10Hz at what instant does it first pass the following... more
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03/12/18

how far does the bike travel
the diameter of a bike wheel is 27 inches.if the bike makes 15 complete rotations
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03/12/18

you deposit $1500 in an account that pays 5% interest compounded yearly. find the balance after 6 years
 i dont know how to do it 
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03/12/18

A 6.21 kg block of concrete is at rest on the ground. How much work is required to lift it to a height of 7.75 m?
True or False (circle one): If the 6.21 kg block is lifted to a height of 7.75 m twice as fast as in Part (a), it takes twice the work.How high would you have to lift a 4.93 kg block to do the same... more
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03/12/18

a moon orbits a planet with a period of 3.6 hours and an orbital radius of 3.25 * 10^6 meters. what is the mass of the planet
Physics help
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03/12/18

If Garrett counts the number of waves that reach the shore over a 10 second period, what property of the waves is he measuring?
Garrett throws a large rock into a waveless pond. The impact of the rock hitting the water causes waves to travel along the pond's surface toward the shore. A. damping B. wavelength C. amplitude D.... more
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03/12/18

If the lift leaves the base at a velocity of 15.5 m/s and arrives at the top with a final velocity of 0 m/s, what is the height of the hill?
Round to the nearest tenth
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