12/01/19

Satellite A of mass m orbits a planet of mass M at a distance of R from the center of the planet. The speed of the satellite is v. Answer in terms of m, M, R and v.
Satellite B has mass m and orbits a planet of mass M. What should satellite B's orbital radius be so that its period is 8 times that of satellite A?(The answer is 4 R I just don't know how to get... more
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12/01/19

Write an equation in slope-intercept form of the line that passes through (−2, 5) and is parallel to the graph of y = 8x - 2
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12/01/19

For the graph y = -8 find the slope of a line that is perpendicular to it and the slope of a line parallel to it. Explain your answer with two or more sentences.
For the graph y = -8 find the slope of a line that is perpendicular to it and the slope of a line parallel to it. Explain your answer with two or more sentences.
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12/01/19

Write the equation of the line in slope-intercept form that passes through the points (2,7) and (6,7).
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12/01/19

Determine the equation of a line perpendicular to the X-axis that passes through the point (4,1).
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12/01/19

Write the equation of the line in slope intercept form that is parallel to the line x - 4y = 8 and passes through the point (2,2).
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12/01/19

help w/ physics
Astronauts in low earth orbit on the ISS are orbiting at an altitude of about 109 km above the surface of the earth. it takes about 93 minutes for an astronaut to orbit the earth once at this... more
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11/30/19

I do not know how to process this i keep getting 122
A small circus has an act with elephants and riders. In all there are 50 eyes and 72 feet. What is the total number of elephants plus riders?
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11/30/19

Satellite A of mass m orbits a planet of mass M at a distance of R from the center of the planet. The speed of the satellite is v. Answer in terms of m, M, R and v.

What is the speed of a satellite B whose mass is 2 m? The distance from the center of the planet to the satellite B is R and the mass of the planet is M. (The answer is v I just don't know how to... more
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11/30/19

linear equation
3x + 4y = -1-2x -5y =10
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11/30/19

1) What is the concentration of the drug in the bloodstream at t = 8 hours?
When a certain prescription drug is taken orally by an adult, the amount of the drug (in mg/L) in the bloodstream at t hours is given by the function y = f(t) shown in the graph.
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11/29/19

Perpendicular lines,,, help pls?
Write an equation in slope-intercept form for the line that passes through the given point and is perpendicular to the following equationPoint: (-6,5)Equation: x-y=5
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11/29/19

Pls help, parallel lines equations

Write an equation in slope-intercept form for the line that passes through the given point and is parallel to the following equationPoint: (-1,-4)Equation: 9x+3y=8
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11/29/19

Math is very hard

The product of negative 5 and a number is at least negative 40
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11/28/19

Why isn’t (x^2y)(-4x^2y^3z^3) simplified to -4x^8y^6z^3?

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11/28/19

Cos t<0, csc t<0. Name the quadrant in which the angle lies.

Name the quadrant in which the angle lies.
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11/28/19

There are 454 grams in a pound. There are 16 ounces in a pound. How many grams are in an ounce?
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11/27/19

How many feet are in 3 miles?
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11/27/19

a tap is dripping a rate of 20 ml a minute how long will it take for 1 litre of drip from the tap
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11/27/19

If 250 mg of a radioactive element decays to 210 mg in 48 hours, find the half-life of the element. (Round your answer to the nearest whole number.)
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11/27/19

The attendance at a benefit show was 869 persons. If there were 347 more adults than children, how many children were there?
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11/27/19

Identify which of the following statements best describes a particle with 17 protons, 16 neutrons and 18 electrons.
Identify which of the following statements best describes a particle with 17 protons, 16 neutrons and 18 electrons.A  It is an ion because it has lost an electron.B  It is an atom... more
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11/27/19

Let , −7−3 be a point on the terminal side of θ. Find the exact values of cosθ, cscθ, and tanθ.

Let , −7−3 be a point on the terminal side of θ.Find the exact values of cosθ, cscθ, and tanθ. 
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11/27/19

Pressure- The amount of __________ pushing on an area.
Pressure- The amount of __________ pushing on an area.
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11/26/19

Physics Conservation of Momentum

2. A 100 kg car is travelling at 45 m/s to the left when it collides with a 400 kg truck travelling at 25 m/s to the right. If the car and truck stick together after colliding what is their... more
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