03/07/25
According to Masterfoods, the company that manufactures M&M’s, 12% of peanut M&M’s are brown, 15% are yellow, 12% are red, 23% are blue, 23% are orange and 15% are green.
You randomly select peanut M&M’s from an extra-large bag looking for a yellow candy. (Round all probabilities below to four decimal places; i.e. your answer should look like 0.1234, not...
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01/02/25
how it works when you want to schedule a session with new tutor?
Hi,when I request a session should I wait for tutor confirmation to attend the session
08/15/24
Statistics problem
What is the range of fuel efficiency for cars within 1σ of the mean? a. 24 mpg – 34 mpg b. 28 mpg – 30 mpg c. 29 mpg – 34 mpg d. −1 mpg – +1 mpg
What percent of all cars get less than 20 mpg? a....
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08/12/24
How Derivatives Affect the Shape of a Graph
Consider the function 𝑓(𝑥)=𝑥2𝑒6𝑥.𝑓(𝑥) has two inflection points at x = C and x = D with C < Dwhere C is and D is Finally for each of the following intervals, tell whether 𝑓(𝑥) is concave up...
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08/12/24
Find increasing and decreasing intervals
Consider the function 𝑓(𝑥)=𝑥2𝑒13𝑥.For this function there are three important open intervals: (-∞,𝐴), (𝐴,𝐵), and (𝐵,∞) where 𝐴 and 𝐵 are the critical numbers.Find 𝐴 and 𝐵 For each of the...
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07/02/24
Solve Ferris Wheel Problem
A Ferris wheel is boarded from a platform that is 5 meters above the ground. The six o'clock position on the Ferris wheel is level with the loading platform. The function H ( t ) = − 10 cos ( π...
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06/22/24
Compute the length of the curve
Compute the length of the curve over the given interval.
r(t) =
2t, ln(t), t2
, 1 ≤ t ≤ 3
A polynomial function is given. U(x) = −x3 + 3x2. Y→_______ as x→ ∞
3.2 Polynomial functions (a)
06/03/24
Solve the following word problem using integrals.
A water storage tank has the shape of a cylinder with diameter 10 feet. It is mounted so that the circular cross-sections are vertical. If the depth of the water is 8 feet, what percentage of the...
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05/29/24
Ropes 3 m and 5 m in length are fastened to a holiday decoration that is suspended over a town square.
Ropes 3 m and 5 m in length are fastened to a holiday decoration that is suspended over a town square. The decoration has a weight of 9 kg. The ropes, fastened at different heights, make angles of...
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CALC BC Lemniscate area bounded by curve
The graph of the lemniscate 𝑟=𝑘𝑐𝑜𝑠2𝜃 where 𝑘 is a constant is shown in the figure to the right. Find the area bounded by the curve.(A) 𝑘^2/4(B) 𝑘^2/2(C) 𝑘^2(D) 2
05/28/24
Force, stretching, and natural length???
A force of 3 pounds is required to hold a spring stretched 0.5 feet beyond its natural length. How much work (in foot-pounds) is done in stretching the spring from its natural length to 0.7 feet...
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05/28/24
Finding Volume of the solid
Find the volume of the solid obtained by rotating the region bounded by 𝑦=𝑥^2 , 𝑦=0, and 𝑥=3, about the 𝑦-axis.𝑉= Please show work! :D
05/28/24
Regions enclosed by curves
Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Then find the area of the region.𝑦=4𝑥^2, 𝑦=𝑥^2+2Please show work! :D
05/26/24
baseball probablity
The table of data obtained from WWW.BASEBALL-ALMANAC.COM shows hit information for four well known baseball players. Suppose that one hit from the table is randomly...
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05/22/24
Identify the system of inequalities and the corresponding graph that determine when Nancy will be able to meet her goal.
Nancy needs to earn at least $60 per day. She gets $10 per hour as a babysitter and $20 per hour as a sales person. If she can work at most 5 hours per day, identify the system of inequalities and...
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05/17/24
Convert to an equation in rectangular coordinates. r= 6csc(θ)−sec(θ) (Express numbers in exact form. Use symbolic notation and fractions where needed.)
Convert to an equation in rectangular coordinates. r= 6csc(θ)−sec(θ) (Express numbers in exact form. Use symbolic notation and fractions where needed.)
05/02/24
In 2006, 10.6% of all live births in the United States were to mothers under 20 years of age.
In 2006, 10.6% of all live births in the United States were to mothers under 20 years of age. A sociologist claims that births to mothers under 20 years of age is decreasing. The sociologist...
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05/02/24
An article in the San Jose Mercury News stated that students in the California state university system.
An article in the San Jose Mercury News stated that students in the California state university system take 5 years, on average, to finish their undergraduate degrees. A freshman student believes...
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04/28/24
Confidence interval question
A 90 percent confidence interval for the slope of a regression line is determined to be (-0.181, 1.529). Which of the following statements must be true?a) The correlation coefficient of the data is...
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