11/04/19

Physics in Football
In the sun devil football game, a receiver, who is standing still, has caught a pass from the quarterback. Before he can move, a tackler, running at a velocity of +6.89 m/s, grabs him. The tackler... more
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11/03/19

The measure of one of the two complementary angles is 15° more than twice the other angle. Find the measures of both angles
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10/23/19

How to solve this integral?
∫ (x+1)/(x^2+5x+6) dxPlease show all your work and tell me the right answer. Thanks.
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10/23/19

Derivatives Plz Help I'm close to dropping but this is required
let f(x) = 1/x. Compute f ' (-1)answer: ________Use this to find the equation of the tangent line to the hyperbola y = 1/x at the point (-1,-1.000). The equation of this tangent line can be written... more
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10/23/19

Derivatives Plz Help I'm close to dropping but this is required
Suppose that f(x) = 16ex + 4 ln(x)Find f ' (3) =
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10/22/19

What are the dimensions of the lightest open-top right circular cylinder can that will hold a volume of 200π cubic cm.?
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10/21/19

Physics Question
#10. An FBD shows a 5 kg box on a rough surface being pulled to the right at a constant speed by a string that is at an angle of 30 degrees above the horizontal. The coefficient of kinetic friction... more
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10/01/19

Christine, Juan, and Tom have a total of $108 in their wallets. Tom has 4 times what Juan has. Christine has 6 less than Juan. How much does each have?
how would i get the answer
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10/01/19

how far will it skid?
A car travels at 30 m/s on a road where uk = 0.80 and us = 0.94. How far will the car skid if the wheels lock and it skids to a stop?
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10/01/19

How do I determine the rate of change in the area of a triangle if the height is 24 and the base is 7?
How do I determine the rate of change in a triangle when the height is 24 and the base is 7? The ladder is falling away from the wall at 2 ft per second.
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09/20/19

i have a physics question

Two objects are connected by a light string that passes over a pulley. Assuming the pulley and incline are frictionless, find the tension in the string.  m1 =4 kg , m2 = 11 kg and θ = 550.
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09/17/19

A cannonball is launched horizontally off a 70 m high castle wall with a speed of 50 m/s. How long will the cannonball be in the air before striking the ground?

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09/17/19

air is being pumped into spherical balloon at 5 ft.³ per minute. what Is the rate of change of the radius when the radius is 2 feet
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09/17/19

A batter hits a fly ball that reaches a height of 40 meters. If it comes down 50 meters from home plate, how long does the fielder have to get in position to catch it?
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09/12/19

Physics... PLEASE HELP!!!
A man stands on top of a 25 m tall cliff. The man throws a rock upwards at a 25 degree angle above the horizontal with an initial velocity of 7.2 m/s. What will be the vertical position of the rock... more
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09/11/19

A cannonball is shot from the top of a 30 𝑚 high hill at a velocity of 25 𝑚/𝑠 and at an angle of 40° above the horizontal and lands on the ground below. what is the speed
motion in 2 dimensions A. 0B. 16 𝑚/𝑠C. 19 𝑚/𝑠D. 25 𝑚/𝑠E. 29 𝑚/𝑠
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09/11/19

A ball is thrown horizontally from the top of a 57.0 m building and lands 107.8 m from the base of the building. Ignore air resistance. How long (in s) is the ball in the air
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09/09/19

Physics Homework
A running mountain lion can make a leap 10.0 m long, reaching a maximum height of 3.0 m.a) What is the speed of the mountain lion just as it leaves the ground?b) At what angle does it leave the... more
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09/07/19

AB=2x BC=7x and AC=36. Solve for x, AB and BC
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09/02/19

Tennis ball velocity
A tennis ball hit down at an angel of 30° below the horizontal from the height of 2m. It is initially traveling at 5.0m s^-1. what is the velocity of the ball when it hits the ground of we can... more
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09/02/19

Alien paperweight
In a bid to escape from your alien captors you hurl your paperweight straight up towards the door switch on a space ship above you. If the switch is 25m above you how fast does the paperweight need... more
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09/02/19

Degree of differential equation
question: FIND ORDER AND DEGREE OF FOLLOWING DIFFERENTIAL EQUATION:y''+(y')^1/3+(x)^1/4=0
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09/01/19

Blue car traveling

A driver in a blue car traveling at 50 km h^-1 sees a red car approaching in his rear view mirror. The red car is traveling at 60 km h^-1 and is 30m behind the blue car when first spotted. A) how... more
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08/31/19

If f is continuous and [0 to 8] f(x)dx = 15, evaluate [0 to 2] f(4x)dx
If f is continuous and [0 to 8] f(x)dx = 15, evaluate [0 to 2] f(4x)dx
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08/31/19

If f is continuous and [0 to 9] f(x)dx = -10, find [0 to 3] xf(x^2)dx
If f is continuous and [0 to 9] f(x)dx = -10, find [0 to 3] xf(x2)dx
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