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Post New Question
All Questions
+0
232918 Questions
+14
367
1
Mathematics
How are you doing in life? Joking ;)
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Guest
Jun 1, 2016
0
574
5
Algebra
when solving: x^2 - x, wouldn't the whole thing cancel out?
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Guest
Jun 1, 2016
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387
1
math
how do i find the zero of an equation
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Guest
Jun 1, 2016
0
981
3
+244
Thermodynamics help
A new SpaceX rocket is being tested and launches from the ground. The first stage rocket engine provides constant upward acceleration during the burn phase. After the first stage engine burns out, the rocket has risen to 105.0 m and acquired an
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DamienDenninson
Jun 1, 2016
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635
1
How do I simplify -8 * sqrt 2 / 2187 ?? Thats -8 times the squareroot of 2, divided by 2187. I dont need this in decimal form, how do I keep it in
How do I simplify -8 * sqrt 2 / 2187 ?? Thats -8 times the squareroot of 2, divided by 2187. I dont need this in decimal form, how do I keep it in radical form?? Plese help.
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Guest
Jun 1, 2016
0
673
3
How do u simplify -8sqrt2/2187 ?? I dont need decimal form, how do I keep it in radical form?
How do u simplify -8sqrt2/2187 ?? I dont need decimal form, how do I keep it in radical form?
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Guest
Jun 1, 2016
0
538
1
+244
Physics very important
We can express the velocity as a function of time, v(t), of a car as v(t) = (8.3 m/s) + (6.1 m/s2)t - (4.2 m/s3)t2. What can you say about the average acceleration of the car between t = 1.0 s and t = 2.0 s?
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DamienDenninson
Jun 1, 2016
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913
3
+204
IMMEDIATE HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Solve simultaneous linear equations w/ 3 variables. Please Show work. Try to use elimination method.
x+y+z = 10
-x+y-z = 0
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geno3141
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qazwsxedc123
Jun 1, 2016
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463
1
math
During a recent rainstorm, 2.12.12.12, point, 1 centimeters of rain fell in Jessica's hometown, and 2.122.122.122, point, 12 centimeters of rain fell in Ishaan's hometown. How much more rain fell in Ishaan's town than in Jessica's town?
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Guest
Jun 1, 2016
0
960
1
Which of the following points lies on the graph of this equation? y = 2x – 2
Which of the following points lies on the graph of this equation? y = 2x – 2
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Guest
Jun 1, 2016
0
391
0
How do you simplify stuff like (6/3-3sqrt5)^-1 or like 2+2sqrt5/4
How do you simplify stuff like (6/3-3sqrt5)^-1 or like 2+2sqrt5/4
Guest
Jun 1, 2016
0
621
3
Find the real nth roots of x, if any. Give answers in simplest form
Find the real nth roots of x, if any. Give answers in simplest form
1. n=6 , x= -64
2. n=3 , x= 128
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Guest
Jun 1, 2016
0
800
1
+140
help with rational functions
i need a refresher on how to do a qeustion like this but i would rather have to get to the answer myself
sketch the graph and explicitly state the equations of any asymptotes, any non-permissible values as a coordinate, any intercepts
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Tahu8100
Jun 1, 2016
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359
1
HELP
If Angle A is 30º and side b is 6 feet, find a
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Guest
Jun 1, 2016
0
394
1
Solve for p.....
51*ln(p*36) - 2e^p + 21^(1/4) =197, solve for p. Thanks for any help.
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Guest
Jun 1, 2016
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397
1
+244
Physics please help
Suppose you're driving to the city at a constant speed of 75 mi/h for 50 miles. Then construction slows you to a pokey rate of 45 mi/h for the remainder of the trip. You arrive after driving 2 hours and 15 minutes. How far do you live from the city? A.
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DamienDenninson
Jun 1, 2016
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252
0
please
faction button maybe
Guest
Jun 1, 2016
0
685
1
+140
can this be factored?
i'm having a little trouble figuring out if 2x^2-5x-3 can be factored
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Tahu8100
Jun 1, 2016
0
613
1
+244
Physics
Suppose you're driving to the city at a constant speed of 75 mi/h for 50 miles. Then construction slows you to a pokey rate of 45 mi/h for the remainder of the trip. You arrive after driving 2 hours and 15 minutes. How far do you live from the city? A.
read more ..
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DamienDenninson
Jun 1, 2016
0
414
0
sin negative 1 ((350sin140)/500)=??
sin negative 1 ((350sin140)/500)=??
Guest
Jun 1, 2016
0
647
1
+244
Physics
To determine the depth of a well, a person holds a penny at rest, drops it, and measures the time it takes for it to hit the water. If the time is 1.4 s, what is the depth of the well? Neglect air resistance.
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DamienDenninson
Jun 1, 2016
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