07/13/18

what is the determine the speed of light in fire opal(n=1.43)
i need answer please
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07/13/18

What is the number of photons of light with wavelength 4000pm that proved 1J energy
Wave length 4000pm Energy 1 Joule 4000pm=4e-9
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07/12/18

When two equations have the same slope but different signs -/+ and he same y intercept is it infinite solution
For example y=5/4+1 and y=-5/4+1
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07/11/18

A particular ion of a newly discovered element has a charge of -1, and contains 573 neutrons and 501 electrons. What would be the mass number
mass number problem
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07/11/18

Math help please!
How long (in years and months) will it take for an investment to double at 5% compounded monthly?
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07/11/18

The zeroes of f(x) = x2 – 8x + 17 are?
The zeroes of f(x) = x2 – 8x + 17 are?
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07/10/18

a quadratic with a leading coefficient of 48 that factors
It has to be an equation also it cannot be prime 
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07/10/18

heigth is 3/2 of its width the size increases to area of 96 square inches what is the dimension of the enlarge portrait
formula pls. a portrait has a height that is 3/2 of its width. its size is to be increase to have an area of 96 square inches.what willbe the dimensions of the enlarged portrai
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07/10/18

Find the value of (x)
( 1+ x / 365 )^365 -1 = ( 1+ 0.16 / 2 )^2 -1
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07/09/18

You invest 3,200 in an account that pays an interest rate of 8.5% compounded continuously
I need help 
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07/09/18

exponential equation 23x = 6
Angie is working on solving the exponential equation 23x = 6; however, she is not quite sure where to start. Using complete sentences, describe to Angie how to solve this equation.
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07/08/18

What is a circle
What is a circle
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07/08/18

A car goes 5.0 km south, 2.0 km West and 1.0 km North. Find the resultant vector using both: POLYGON METHOD ANALYTICAL METHOD
the resultant vector and the angle is the unknown  
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07/08/18

Can we use concave mirror or concave lens to focus sunlight
Which is best to use to focus sunlight?concave mirror or concave lens?
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07/06/18

Cheryl and her damned potatoes
Cheryl bought 2 bags of potatoes. The first bag weighted twice as much as the second. The bags weighted 20 pounds altogether. Find the weight of each bag.
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07/05/18

I have to know the answer, I know it's probably basic and I'll kick myself but I need someone to verify my answer without me tell you what I got
You are a station manager on a 1 million acre property with 200,000 head of cattle. You have several dams that are filled using bore water to water the stock. One dam is empty and you need to fill... more
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07/05/18

My grandad is 88 years old. How old am i now, if seven years ago my granddad was 9 times my age?
The answer is 16, but i think that the answer is wrong. Please, could you help me with the question
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07/03/18

how to find a percentage of a number
Ex) 25 of 85% is what?
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07/03/18

A pole vaulter of mass 75 kg reaches a maximum speed of 7 m/s ...
A pole vaulter of mass 75 kg reaches a maximum speed of 7 m/s just before he jams his pole into the notch to launch himself over the bar. Assuming that his pole is only 80% efficient, what is the... more
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07/03/18

Very confusing optimization question!
I am really confused about this equation and how do you derive the volume and area equation! ” An open-top rectangular box is to be 6 meters high and have a volume of 300 cubic meter. Find the... more
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07/03/18

Which of the following inequality statements best represent the verbal expression? the product of a number and 2 is no more than 5
i really need help with this questio I’m dumb plz help
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07/03/18

what is the result when the difference of 48 and 25 is multiplied by the quotient of 30 and 14
Please answer po para sa assignment
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£

07/03/18

I have £520 interest of £50000, what is the rate of interest please?
The rate of interest I am getting.  £520 for £50000
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07/01/18

cos(x)=12/13 solve for sin(2x)
solve for sin(2x)
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07/01/18

Math question - MBA Level
A hockey arena has 2,500 seats in the preferred red sections near centre ice and 4,500 seats in the less desirable blue sections. At regular season prices, a sell-out would generate ticket revenue... more
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