429 Answered Questions for the topic SAT

04/20/20

I need help please !! f(x)=2x^3−33x^2+60x−2 . List of critical numbers ?
f(x)=2x^3−33x^2+60x−2 . List of critical numbers ? and then list them (separated by commas) in the box below. List of critical numbers =
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04/20/20

I need help please !! f(x)=7x−2xln(x),x>0 . x-coordinate of absolute maximum = ?
f(x)=7x−2xln(x),x>0 . x-coordinate of absolute maximum = ?
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04/20/20

I need help in this please !!! Can anyone help me in absolute values .
Find the absolute maximum and absolute minimum values of the functionf(x)=5x^7−7x^5−7on the interval [−4,4].Enter -1000 for any absolute extrema that does not exist.Absolute maximum = ... ?Absolute... more
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04/20/20

I need help in this please !!! Consider the function f(x)=4−4x2/3 on the interval [−1,1]
Consider the function f(x)=4−4x^2/3 on the interval [−1,1] Which of the three hypotheses of Rolle's Theorem fails for this function on the inverval?(a) f(x) is continuous on [−1,1].(b) f(x) is... more
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04/12/20

Probability Homework Help
A six sided dice and 20 sided dice are rolled.Let event A be rolling and odd number, and event B be rolling a multiples of 4 on the 20 sided dice.Determine P(A∩B)Choices:-1/120-7/10-1/20-1/10
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04/09/20

If the ramp makes an angle of 45 degrees with the ground, find the normal force, friction force, and the coefficient of friction between the box and the ramp.
A 100 kg box is sliding down a ramp with an acceleration of 3 m/s2. If the ramp makes an angle of 45 degrees with the ground, find the normal force, friction force, and the coefficient of friction... more
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04/09/20

Find the cart's acceleration, the friction force, the applied force in both the horizontal and vertical directions, the object's weight, and the normal force.
 A person pushes a 25 kg shopping cart with a force of 280 N at an angle of 15 degrees. Find the cart's acceleration, the friction force, the applied force in both the horizontal and vertical... more
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04/09/20

If the cart moves with constant velocity, find the friction force, the applied force in both the horizontal and vertical directions, the object's weight, and the normal force.
A horse pulls a 1250 kg cart with a force of 250 N at an angle of 25 degrees. If the cart moves with constant velocity, find the friction force, the applied force in both the horizontal and... more
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04/02/20

A net force of 1.4 Newtons gives an object an acceleration of 1 m/s^2. What force would be required to give the same object an acceleration of 7.5 m/s^2
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04/02/20

How much force do the students need to exert (combined) if they want to give the car a forward acceleration of 0.5 m/s2
Two students are pushing a stalled car down the street. The car has a mass of 1500 kg and experiences a friction force between the tires and the road of 350 N. How much force do the students need... more
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04/02/20

A roofer climbs to the top of a church steeple to determine its height. He drops his hammer and observes that it takes 2.0 sec. to strike the ground below. How high is the steeple?
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04/02/20

Neglecting the effects of air resistance, how far will an object fall from rest in 9 seconds? Please show your work in order to earn credit for this question.
Vf=Vi + 9.8*t d=Vi*t + .5*9.8*t2 Vf2 = Vi2 + 2*9.8*d d= [Vi + Vf]*t/2
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04/02/20

What is the net force acting on the block?

A 10 kg block experiences two external forces acting on it simultaneously. Force A has a magnitude of 29 N and points in the positive direction. Force B has a magnitude of 20 N and points in the... more
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03/28/20

A 34 N horizontal force is needed to keep an object that weighs 232 N moving at a constant speed. What is the coefficient of kinetic friction between the object and the surface?
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03/25/20

When a horse pulls a 88 kg buggy down the road with a force of 64 N, the buggy makes an angle of 35 degrees above the horizontal. Neglecting friction, whats the magnitude of the buggy's acceleration?
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Sat Physics

03/25/20

A 3 kg box rests on a ramp with a slope of 60 degrees. Find the normal force acting on the box.
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Sat Physics

03/25/20

A 41.8 kg box rests on a ramp with a slope of 60 degrees. Find the force of friction acting on the box.
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03/20/20

probability question
Alex went bowling. He managed to get 3 strikes after 15 attempts. If you were to suggest the probability that he gets a strike on his next attempt, what type of probability would you be using?A.... more
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03/20/20

What is one way to study and preapre for the SAT reading section on your own?
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Sat Physics

03/19/20

A girl pulls a 1.7 kg cart across a level floor causing it to accelerate at 1.9 m/s^2. If the force of friction between the wheels and the cart is 5.4 N, what is the force applied by the girl?
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Sat Physics

03/19/20

A 70.5 kilogram skydiver is falling toward the Earth at a constant speed. What is the approximate magnitude of the upward force of air resistance acting on the skydiver?
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Sat Physics

03/19/20

A child pulls a 13.4 kg wagon across a level floor, causing it to accelerate at 6.2 m/s^2. If the force of friction between the wheels and the wagon is 5.7 N, what is the force applied by the child?

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Sat Physics

03/19/20

A net force of 1.7 Newtons gives an object an acceleration of 3.2 m/s^2. What force would be required to give the same object an acceleration of 2.6 m/s^2?
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03/18/20

A basketball player jumping for a rebound is in the air for .24 seconds. How high did the player jump?

Free Fall Kinematic Equations which may help with this problem.Vf=Vi + 9.8*t d=Vi*t + .5*9.8*t2 Vf2 = Vi2 + 2*9.8*d d= [Vi + Vf]*t/2
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03/18/20

A pitcher throws a baseball from a height of 2.5 meters with a velocity of 21 m/s. How long before the ball hits the ground? How far will the ball travel?

Free Fall Kinematic Equations which may help with this problem.Vf=Vi + 9.8*t d=Vi*t + .5*9.8*t2 Vf2 = Vi2 + 2*9.8*d d= [Vi + Vf]*t/2
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