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All Questions
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237665 Questions
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484
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A roller coaster has a velocity of 12 m/s at the top of a hill. Four seconds later it reaches the bottom of the hill with a velocity of 20 m/s. What force is being experienced by an 80 kg high school student at the bottom of the hill?
First,
read more ..
off-topic
RinOsieczanek
May 12, 2020
0
507
0
+0
What is life...
What is the acceleration of a softball if it has a mass of 500 g and hits the catcher's glove with a force of 25 N?
off-topic
RinOsieczanek
May 12, 2020
0
517
0
+0
Theres gonna be a lot from me
A broken down car, with a mass of 3,126.12 lbs, is accelerated at 1.65 m/s2 when pulled by a tow truck. What is the force exerted on the broken down car by the tow truck?
off-topic
RinOsieczanek
May 12, 2020
0
475
0
+0
Thanks for your help
A soccer ball is kicked with a force of 15.2 N. The soccer ball has a mass of 2.45 kg. What is the ball’s acceleration?
off-topic
RinOsieczanek
May 12, 2020
0
510
0
+0
I need help again...like always
The acceleration due to gravity on Earth is 9.8 m/s2. If a person has a mass of 60 kg, what is the weight of that individual in Newtons?
off-topic
RinOsieczanek
May 12, 2020
0
558
0
+0
Help Im so clueless
Josh rolled a bowling ball down a lane in 0.1 minutes. The ball traveled at a constant acceleration of 1.8 m/s2 down the lane and was traveling at a speed of 12.8 m/s by the time it reached the pins at the end of the lane. How
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off-topic
RinOsieczanek
May 12, 2020
0
524
1
Help
Find a/b when $2\log{(a -2b)} = \log{a} + \log{b}$.
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Guest
May 12, 2020
0
495
1
counting
There are 30 students in Mr Magorium's discrete mathematics class: 23 of his students major in mathematics, 12 major in physics, and 3 major in subjects outside of math and physics. How many double major in mathematics and physics?
geno3141
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Guest
May 12, 2020
0
452
0
Help me out here please
Josh rolled a bowling ball down a lane in 0.1 minutes. The ball traveled at a constant acceleration of 1.8 m/s2 down the lane and was traveling at a speed of 12.8 m/s by the time it reached the pins at the end of the lane. How fast was the ball
read more ..
off-topic
Guest
May 12, 2020
0
531
2
please help
The lower vertices of a square lie on the x-axis while the upper vertices lie on the parabola given by y = 35 − x^2 . What is the area of the square?
geno3141
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Guest
May 12, 2020
0
668
1
+28
help
A car is traveling 57 miles per hour for 3 hours at a direction 31˚ south of west. Find the exact coordinates of the car after 3 hours.
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ilovebob24
May 12, 2020
0
606
1
+28
help
Find the cube roots of the following:
343(cis π)
geno3141
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ilovebob24
May 12, 2020
0
571
1
+28
help
Use DeMoivre’s Theorem to find the following:
5(cis 7π/4)^4
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ilovebob24
May 12, 2020
-2
555
1
+73
Convert the fraction to base b
Convert the fraction to base b
If you could explain and show how you did it, it would really help me understand, thanks :)
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jellybeans207
May 12, 2020
-2
555
1
+73
HELP PLS :)
Convert the fraction 1/7 to base 8.
If you could explain and show how you did it, it would really help me understand, thanks :)
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jellybeans207
May 12, 2020
0
698
1
+223
Help Please!!! All Help Appreciated!
Real numbers x and y have a difference of 16 and a product of 23. Find x^2+y^2.
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CPhilFanboy
May 12, 2020
0
665
0
+1995
Monochromatic light of 500.0 nm falls on a single slit of width 0.095 mm. T
Monochromatic light of 500.0 nm falls on a single slit of width 0.095 mm. The slit is located 85 cm from a screen. How far from the center is the first dark band?
jjennylove
May 12, 2020
0
577
1
Given the following complex number, find the following.
Given the following complex number, find the following.
3√2 + 6i^87
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ElectricPavlov
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Guest
May 12, 2020
0
518
1
help
Convert from rectangular form to polar form.
a) (-4,4)
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Guest
May 12, 2020
0
611
1
+28
help please
Convert from polar form to rectangular form.
a) (4, 5π/3)
read more ..
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ilovebob24
May 12, 2020
0
798
2
+223
Plz Help CPhil
Of the five quadratics listed below, four of them have two distinct roots. The fifth quadratic has a repeated root. Find the value of the repeated root.
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CPhilFanboy
May 12, 2020
0
517
2
quadratic
Let a and b be the roots of x^2 - 5x + 143 = 0. Find (a - 1)(b - 1).
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Guest
May 12, 2020
0
515
1
What is (3 3/20) (50) in scientific notation?
What is (3 3/20) (50) in scientific notation?
Would it be 3.15x10^50?
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Guest
May 12, 2020
0
551
1
help please
Simplify
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Guest
May 12, 2020
0
525
1
Help me please
The momentum of a car traveling in a straight line at 30 m/sec is 42,000 kg·m/sec. What is the car’s mass in pounds?
off-topic
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Guest
May 12, 2020
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