06/19/19

How do you calculate the axis-aligned bounding box of an ellipse?
If the major axis of the ellipse is vertical or horizontal, it's easy to calculate the bounding box, but what about when the ellipse is rotated? The only way I can think of so far is to calculate... more
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06/19/19

How do I find the tangent to y=x²+7 for any value of x?
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06/19/19

How do I calculate how many miles of ocean I can see from my 8 foot balcony, about 60 feet up and 250 yards from shore?
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06/19/19

CAS and doing math by hand

Since we have computer algebra systems that can solve polynomial division problems for us, why is it necessary to learn how to do these things by hand?
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06/19/19

Solve ∫(x-1)/(x³+x²+x)^(1÷2)dx
use a substitution as t=x+1+1÷x
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06/19/19

9^(2x+4)=26.3^(2x+3)+3
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06/18/19

Calculus Limits questions including a graph
Could someone please help me with this question? Thanks!Determine lim𝑥→4𝑓(𝑥) for the function 𝑓(𝑥) shown in the figure below
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06/17/19

You and 6 friends (7 people total) go out to a movie. You were able to get a group discount so the total cost of the tickets including tax was $48.93. How much did your ticket cost?
You and 6 friends (7 people total) go out to a movie. You were able to get a group discount so the total cost of the tickets including tax was $48.93. How much did your ticket cost?
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06/17/19

Calculus Derivatives
Let g be a function that is defined for all x, x ≠ 2, such that g(3) = 4 and the derivative of g is g′(x) = (x^2-16)/(x-2) with x ≠ 2. Find all values of x where the graph of g has a critical... more
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06/17/19

What is - 12/19 in a whole number
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06/16/19

Normal Distribution - Find Area
At a customer service call center for a large company, the number of calls received per hour is normally distributed with a mean of 170 calls and a standard deviation of 15 calls. What is the... more
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06/16/19

Algebra 1 Flight with Completing the Square
The height of a ball thrown from the top of a platform can be modeled by the equation f(x) = -16x^2 + 64x -34, where f(x) is the height, in feet, x seconds after the ball was thrown. 1. Complete... more
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06/14/19

What is the height, h, of the rectangular prism shown below?
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06/13/19

To the nearest​ millimeter, a cell phone is 135135 mm long and 4848 mm wide. What is the ratio of the width to the​ length?
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06/13/19

The domain of the function f(x) = sqrrt 1-x what is Ln x?
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06/12/19

URGENT, TWO ALGEBRA 2 QUESTIONS
You work for a roofing company and must order the correct number of tiles to complete the final side of the roof. It is in the shape of a trapezoid. The numbers of tiles in each row form a... more
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06/12/19

Use the limit theory to find out the slope of the curve at the given point y=x^2-4x at P(1,-3)
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06/12/19

Use the intermediate value theorem to prove that x(x-5)^2=5 has a solution between 4 and 6.
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06/09/19

How to convert polar form equation rcos(θ)-sin(θ)=0 to rectangular form?
I know that rcos(θ)-rsin(θ)=0 is really easy to be converted into rectangular form, so I wonder what should I do for the equation rcos(θ)-sin(θ)=0 ? (There is no "r" before sin(θ).)
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06/09/19

Speed, time and distance
Suppose a cyclist began a 646 mi ride across a state at the western edge of the state. At the same time that a car traveling towards it leaves the eastern end of the state. If the bicycle and car... more
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06/06/19

I have a rectangle and it says Area= blank sq.yd. (Hundredths) . The length is 35.6’ and the width is 14.8’ . I got 526.88 but they said the answer was wrong. Need help please

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06/06/19

Need help please.
tickets to the zoo cost $4 for children, $5 for teenagers and $6 for adults. in the high season, 1200 people come to the zoo every day. on a certain day, the total revenue at the zoo was $5300. for... more
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06/06/19

What is the equation of the vertical line through (2,3)
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06/06/19

whats the answer
This season, the probability that the Yankees will win a game is 0.45 and the probability that the Yankees will score 5 or more runs in a game is 0.57. The probability that the Yankees lose and... more
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06/06/19

Why would a negative root not make sense when working with a geometric problem?
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