10/03/20
A Physics Question
Len pushes toward the right on a 12.0 kg box with a force of magnitude 31.0 N. Martina applies a 11.0 N force on the box in the opposite direction. The magnitude of the kinetic friction force...
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10/03/20
A Physics Question
A helicopter of mass 3770 kg can create an upward lift force F. When empty, it can accelerate straight upward at a maximum of 1.37 m/s2. A careless crewman overloads the helicopter so that it is...
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10/03/20
precal question
Consider the following.53x − 1 = 6(a) Find the exact solution of the exponential equation in terms of logarithms.x =
10/03/20
precal question
Solve the equation. (Enter your answers as a comma-separated list.)x27x − 64(7x) = 0x =
10/03/20
precal question
How long will it take for an investment of $1000 to double in value if the interest rate is 8.5% per year, compounded continuously? (Round your answer to two decimal places.)yr
10/02/20
Find the coefficient "a" of the given term in the expansion of the binomial.
Binomial: (2x - 5y)10 Term: ax5y5I'm supposed to come up with a large number but I have no clue how to do that
10/02/20
Find the coefficient "a" of the given term in the expansion of the binomial.
Binomial: (4x - y)12Term: ax3y9The problem also needs to be a a large number but i have no idea how to get to that point
10/01/20
Calculas question help
For each value below, enter the number correct to four decimal places.Suppose an arrow is shot upward on the moon with a velocity of 58 m/s, then its height in meters after t seconds is given...
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10/01/20
How do I get the answer to this
Find the sample variance of the following data (build the table). 21, 38, 40, 14, 25, 18
09/30/20
Need help doing this problem please!
Trey will rent a car for the weekend. He can choose one of two plans. The first plan has an initial fee of $55 and cost an additional $0.08 per mile driven. The second plan has an initial fee of...
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09/30/20
Point slope formula
Find the point-slope equation for the line that passes through the points (-8, -32) and (3, 1). Use the first point in your equation.
09/30/20
Pre-Calc help please!
What is the lower bound of the function? f(x)= -3x^5 + 6x^3 + 2x^2 - 8x + 6 show work please!
09/29/20
The equation of motion of a particle is s = 2t3 − 6t2 + 3t + 2, where s is in meters and t is in seconds.
The equation of motion of a particle is s = 2t3 − 6t2 + 3t + 2, where s is in meters and t is in seconds.(a) Find the velocity and acceleration as functions of t.(b) Find the acceleration after 2 s.
09/29/20
What values of x of the graph have a horizontal tangent?
For what values of x does the graph of f(x) = x + 2 sin x have a horizontal tangent? (Use n as your integer variable. Enter your answers as a comma-separated list.)
09/28/20
Statistics and probability
We surveyed 255 people. The table below shows that the soft drink preferences of people in three age groups.
Cola
Root Beer
Lemon-lime
Under 21 years old
40
25
20
21 - 40 years...
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09/27/20
Finding the Derivative of e
The question asks:Let f(x)=(ln x)^7a. f'(x)=b. f'(e^3)= I got part a. already. 7(ln x)^6*(1/x)I can't figure out part b. I thought it would be you just plug in e^3 for x and that was it, but...
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