03/15/20

Intermediate Algebra Unit 11 Test Probability & Statistics questions
1) When Sophia’s mom picks her up from school, she is late one third of the time. For the next 15 days, what is the probability that she will be late at most three days?2) When Tom plays darts, he... more
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03/15/20

Logistic Math Probelm
The gross domestic product (GDP) of the United States has shown logistic growth from 1970 through 1992. The gross domestic product G (in billions of dollars) can be modeled by the equationG = ... more
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03/14/20

Eight more than the product of a number and 4 equals 6

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03/14/20

A size transformation with a center of Q(1, -1) maps B (3,-7) B' (7, -19). Find the scale factor. Show work.
Not sure how to approach this problem
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03/14/20

Convert the Cartesian coordinate ( −3 , 5 ) to polar coordinates, with 0 ≤ θ < 2 π and r > 0
r= sqrt(34)theta=?
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03/14/20

Rewrite the Cartesian equation y = 4x^2 as a polar equation
r(θ) = ?
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03/14/20

I need help solving this question using integration
Consider the triangle whose vertices are (0, 0), (1, 0), and (0, 1)). Let Lm be the line with slope m that passes through the point (2, 0). Find the value of m ∈ R which divides the triangle into... more
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03/14/20

Two people climbed to the roof of a building. The old person walked up a gentle ramp. The young person climbed up a steep spiral staircase. Which person did more work? Explain.
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03/13/20

Standard deviation
The lightest 20% of apples get made into apple sauce (again with a mean of 243 grams and standard deviation of 23 grams). What is the minimum weight to avoid being turned into applesauce? Round to... more
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03/13/20

Given tan(x)=4/3 and sin(x) is positive, find the sin(2x)
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03/08/20

Calculate the pH during the titration of 20.00 mL

Calculate the pH during the titration of 20.00 mL of 0.1000 M CH3CH2COOH(aq) with 0.2000 M LiOH(aq) after 7 mL of the base have been added. Ka of propanoic acid = 1.3 x 10-5.
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03/07/20

2. A large rocket has a mass of 2x10^6 kg at takeoff, and its engines produce a thrust of  2.50x10^7N. Neglect air resistance.
a. Draw the free-body diagram for the rocketb. Find its initial acceleration if it takes off vertically.c.  How long does it take to reach a velocity of 120 km/h straight up, assuming... more
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01/25/20

What is the volume of x
A rectangular box is built by cutting out square corners from a 8" by 12" piece of cardboard, then folding the resulting flaps up to form the height. Let x represent the sides of the square corners... more
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01/21/20

Polynomial word problem - maximizing profit
A travel agency organizes adventure weekend for groups of 10 persons or more. The normal price per person for such a weekend is 500 euros. In order to attract larger groups, the agency adopts the... more
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