10/10/21

Find the center of mass and the moment of inertia about origin of the thin plate bounded by the x-axis, the lines x=±1 and y=x^2 with a density function ρ(x,y) = y+1 .
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10/06/21

If a 70-kg swimmer pushes off a pool wall with the force of 250 N , at what rate will the swimmer accelerate ?
can you give me the answer to my question in a scientific way
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10/06/21

A motorist runs out of gas on a level road 150 m from a gas station. The driver pushes the 1,120 kg car to the gas station.

f a 120 N force is required to keep the car moving, how much work (in J) does the driver do?
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10/04/21

Find the slope of the tangent line to the function f(x)=1/x-3 at a=−1.
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10/04/21

How does the third law of thermodynamics relate to the temperature of absolute 0?
How does the third law of thermodynamics relate to the temperature of absolute 0?Group of answer choicesNear absolute 0, temperature becomes meaninglessAbsolute 0 temperature can only be reached by... more
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10/04/21

What do you think absolute 0 on the Kelvin scale represents?
What do you think absolute 0 on the Kelvin scale represents?Group of answer choicesThe coldest temperature scientists have managed to create in a laboratoryThe temperature of deep spaceThe... more
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09/30/21

Derivatives Product
Use the product rule to find the derivative of (3x^9+7x^10)(4e^x+5)Use e^x for ex. You do not need to expand out your answer.I know product rulef（x）=g（x）*h（x），what is g(x) and h(x)?
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09/06/21

statistics math

Porphyrin is a pigment in blood protoplasm and other body fluids that is significant in body energy and storage. Let x be a random variable that represents the number of milligrams of porphyrin... more
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09/01/21

(y+t)/(t-1) integrate with respect to y
Can anyone integrate this equation with respect to y and explain how. Thank you
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05/18/21

The mean NAT scores of Grade 10 students is 65. Sixty (60) students were chosen and found that the standard deviation of their score is 5. What is the probability that their mean is between 64 and 67.
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05/12/21

math300 statistics
Of the people who fished at Clearwater Park today, 56 had a fishing license, and 24 did not. Of the people who fished at Mountain View Park today, 81 had a license, and 9 did not. (No one fished... more
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05/11/21

calculus please help
Use the Power Series to approximate the integral. (use 5 terms)∫∫ln(x) dx from 0 to 1
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05/06/21

Maclaurin Series (Not a test question)
Use the three non-zero terms of a Maclaurin series to estimate . 0.3107 0.3102 0.3100 I chose this 0.3103
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05/02/21

Find the point on the curve y=√x which is closest to the point (19/2 , 0)
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04/28/21

A small appliance company is interesting in comparing delivery times of their product during two months. They wonder if the deliver times slow down in the summer since business slows down.
The randomly select 6 orders from each month and track the delivery times. Here what they found: May 54 49 68 66 62 62 August 50 65 74 64 68 72 Test if the delivery times in May are shorter... more
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04/23/21

Use a graphing utility to perform the operations for the matrices A, B, and C, and the scalar c.
A = -3 -2 3 0 2 -1 1 4 -2B= 1 -1 0 2 4 3 -2 1 0C = 3 -2 3 -4 0 -2 -1 1 3 c = 2(a) c(AB)_____ _____ __________ _____... more
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04/23/21

Mechanical Energy: Kinetic Energy (KE)
A bird flies at a speed of 2.7m/s if it has 26J of kinetic energy, what is its mass?
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04/23/21

A 4.5 gram nugget of gold absorbs 276 J of heat. What was the final temperature of the gold if the initial temperature was 36°C. The specific heat of gold is 0.129 J/g°C.

A 4.5 gram nugget of gold absorbs 276 J of heat. What was the final temperature of the gold if the initial temperature was 36°C. The specific heat of gold is 0.129 J/g°C. Show all your work and... more
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04/22/21

Find the area of the plane x-2y + 5z = 13 cut out by the cylinder x² + y²= 9
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04/15/21

Length of Planar Curves
What is the length of the curve  from y = 0 to y = 8? (4 points) None of these
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04/12/21

For the function f(x) = x^3 + x + 4 , write Newton's formula as x_n+1 = F( x_n) = x_n − [f(x_n)/f'(x_n)] for solving f(x) = 0.
x_n+1=
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04/07/21

Not sure how to use it on graphing calculator
Estimate the area between the curvesy=4.5x and y=0.75x^2. Use a graphing calculator. 
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04/07/21

Jenna pushes a shovel Into the ground with a force of 750 Newton’s at an angle of 65°. Find the magnitude of the horizontal and vertical components of the force.
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04/07/21

Consider the function f(x) whose second derivative is f''(x)=9x+10sin(x). If f(0)=4 and f'(0)=4, what is f(3)?
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03/31/21

Finding the Area Between Curves - Calculus
Calculate the area of the region(s) that is between f(x) = sinx − cosx and g(x) = cosx − sinx for A) B)  C) D)
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