05/16/22

Assume that the IQ scores have a normal distribution with mean 100 and standard deviation of 8

Assume that the IQ scores have a normal distribution with mean 100 and standard deviation of 8. Determine the probability that the IQ scores of a randomly selected person is: a) Less than 106 b)... more

05/16/22

Cot y/2 - sin y=0

Answers between 0 and 2pi

05/15/22

Five hundred high school students were surveyed and asked their favorite core subject. The following table displays the results.

English SocialStudies Math Science Total9th Grade 20 30 10 20 80 10th Grade 25 40 30 30 12511th Grade 15 20 40 25 10012th... more

05/14/22

Probability help

The table below shows the number of deaths in the U.S. in a year due to a variety of causes. For these questions, assume these values are not changing from year to year, and that the population of... more

05/12/22

Sketch the graphs of the functions. f(x) = x and g(x) = x2

Find the area of the region completely enclosed by the graphs of the given functions f and g.

05/11/22

Find the Function

Find the function f given that the slope of the tangent line to the graph of f at any point (x, f(x)) is f '(x) and that the graph of f passes through the given point. (Remember to use absolute... more

Given two terms of the arithmetic​ sequence, a3=25 and a8=−10​, find a1 and d.

Given two terms of the arithmetic​ sequence, a3=25 and a8=−10​, find a1 and d.

Pumping water out of rectangular tank

3ft by 4ft by 10ft hightank filled to half way levelwt of water 62.26lbs/cu ftHow much work is done to pump all water out top of tank

05/10/22

Draw the Boxplot

Areas of Islands The data show the sizes in square miles of notable islands in the Baltic Sea and the Aleutian Islands. Baltic Sea Aleutian... more

05/10/22

Illustrate then answer the following questions.

Procedure:1. Draw a Cartesian plane on a ¼ size illustration board (use a scale of 1 centimeter.2. Plot the graph of the parabola (x – 1)2 = – 16(y – 4) on the Cartesian plane. (Note that... more

Calculus Chapter Task

I have created a scatter plot and the exponential function I found is y = 30e-0.004t. I need help solving the rest of the questions. A brief explanation of each part will also suffice.Codeine... more

05/09/22

Can someone please answer this forme

What is the molarity of a solution that contains 112 g of NaCl in 6 L of solution? ______M

05/09/22

Trig chapter 5 ferris wheel question

A Ferris Wheel has a maximum height of 44, and a minimum height of 4. It takes 3 minutes to go around twice. If we were going to model the height of a rider over time with a cos function, we could... more

05/04/22

What is the radical form of 1.732? Also -1.732 if that's a different answer?

Also, could I have a brief explanation of how to do it? Sorry if the question doesn't make sense. My math teacher asked that for homework and I have no clue what he means.

Estimate the area under the graph with midpoint?

 Estimate the area under the graph of f(x) = 16 - x^2 from x=0 to x=4 using 4 approximating rectangles.I got the right sum = 34 and left sum = 50 but how do I estimate area with midpoints?

Let f (a function)

Let f be a function such that . Which statement best interprets this limit?The function f has a value of –5 when x is 5.The function f has a value approaching –5 as x approaches 5.The... more

antiderivatives question

Given that the graph of f(x) passes through the point (6,7) and that the slope of its tangent line at (x,f(x)) is 3x+2, what is f(2)?

04/29/22

HELP WITH BOYLES LAW PLS

Barium gas exerts a pressure of 5 alm when it fills a container the size of 12 m3. Whats is the size of the container if it has a pressure of 100 kPa?

The magnitude and direction of two forces acting on an object are 50 pounds, S55°E, and 110 pounds, N68°E, respectively.

Find the magnitude, to the nearest hundredth of a pound, and the direction angle, to the nearest tenth of a degree, of the resultant force. And find the direction angle in degrees.

The population  of rabbits on a small island grows at a rate that is jointly

The population  of rabbits on a small island grows at a rate that is jointly proportional to the size of the rabbit population and the difference between the rabbit population and the carrying... more

Calculus help :)

Water flows into and out of a storage tank. A graph of the rate of change r(t) of the volume of water in the tank, in liters per day, is shown.If the amount of water in the tank at time t =... more

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