09/11/17

Astronauts on the International Space Station feel weightless because
Their apparent weight is zero.They are above the earth’s atmosphere.The gravity of the earth and the sun are directed opposite each other, so there is no net gravitational force.They are far enough... more
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09/10/17

Science is the application of math and technology
True or false
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09/10/17

Integration
When a raindrop falls in still air, its acceleration is given by g-0.5v, where g is ate acceleration due to gravity  and v is the velocity. We then have a = dv/dt = g-0.5v.    a) Taking g as... more
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09/10/17

What is a decimal between 0.5 and 0.75
Than right in a fraction in simplest form
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09/10/17

How much potato salad is needed to serve 52 people?
If 3 lbs. of potato salad serves 10 people, write an equation that can be used to determine the amount of potato salad needed to serve 52 people.
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09/10/17

I'm thinking the answer is Vf or t but I'm not sure..
Rewrite    Vf = Vi+a delta t    by plugging in  2 delta d / Vi+Vf    For    Delta t.   when you do so you will get the equation in the question below:   So tell me, Vf^2=Vi^2+2ad is... more
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09/10/17

if lim x-->0 f(x)=infinity and lim x-->0 g(x) = infinity, then lim x-->0 [f(x)-g(x)]=0 True or False
if lim x-->0 f(x)=infinity and lim x-->0 g(x) = infinity, then lim x-->0 [f(x)-g(x)]=0   True or False
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09/10/17

How do I solve?
A car and truck leave a city traveling in opposite directions. The car is going 12mph slower than the truck. After 3/4 hours, the car reaches its destination. After 2 1/2 hours, the truck reaches... more
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09/10/17

Word problem
The formula V= √ 2.6r models the maximum safe speed, v, in miles per hour, at which a car can travel on a curved road with radius of curvature r, in feet. A highway crew measures the radius of... more
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09/10/17

Solve using cramers rule
tickets of a program at college cost 4 for general admission or 3 with a student id if 174 people paid to see a performance and 611 was collected how many of each type of ticket were sold
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09/10/17

Two different points
Two different points on the line y=2 are each exactly 13 units from the point (7,14). Draw a picture of this situation, then find the coordinates of these points. 
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09/10/17

A rectangular garden is 42 feet longer than it is wide. Its perimeter is 276 feet
A rectangular garden is 42 feet longer than it is wide. Its perimeter is 276 feet(a) Let W be the width of the garden and L be the length. Write a system of linear equations whose solution gives... more
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09/10/17

chemical formula of polarized lenses
 i need to find out the chemistry formula of polarized lenses for a project n can not find anaything on the internet please help 
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09/10/17

Determine the difference quotient:
Examine the function below: f(x)=x2-3   Determine the difference quotient:( f(x+h)-f(x) )/h   Enter final results
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09/10/17

Why does this equation not have an inverse?
f(x)=-4/x2
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09/09/17

Independent of what variable?
d=Vi t 1/2 at^2 is independent of what variable? (1)a(2)Vi(3)Vf(4)d
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09/09/17

Velocity-time graph?
Finish this statement/phrase: "What does a constant slope mean in a velocity-time graph? Slope means acceleration. Therefore, if we have a constant slope, we have a constant ______."   (1)... more
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09/09/17

A food type question where cross multiplying wont help!?
Here's a food type question but its kinda tricky.   Alan is making food for himself and decides to go shopping for something to eat, he finds a product that reads 1 cup and 1/3 cup is 300... more
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09/09/17

The area of a velocity-time graph is:
the area of a velocity-time graph is: (1) velocity  (2) acceleration  (3) displacement  (4) time
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09/09/17

MATH WORD PROBLEM
An object is tossed into the air from the top of a building h feet high. The time it takes for the object to hit the ground is given by the formula 16t^2- 6t - h= 0   a) Solve this formula for... more
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09/09/17

constant velocity is represented by:
Constant velocity is represented in a  velocity-time graph by: (1) a horizontal line with no slope  (2) a curve  (3) a line of constant slope 
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09/09/17

When velocity and acceleration are in the opposite direction the motion is...
when velocity and acceleration are in the opposite direction, the motion is: (1) slowing down  (2) speeding up  (3) remaining the same 
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09/09/17

The second of 2 numbers is 3 less than the first, the sum is 36
the sum is 36
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09/09/17

Velocity; how far will the car travel? (Read)
A car traveling north at an average velocity of 65 km/hr. How far will it travel at 180 minutes? **Make sure to include all proper units and labels in final answer Given: Average velocity= 65 km/hr... more
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09/09/17

(6,-8) and (x,-6); slope:2/3
Find the value of x or y so that the line through the points has a given slop
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