Write tension in rope-magnitude of force functions of theta
The tetherball weighing 1 pound is pulled outward from pole by the horizontal force u until rope makes the angle theta degrees with pole. Write tension T in rope and magnitude of u as functions of theta.
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Two rescue vessels are pulling the broken-down boat toward the boathouse with forces of 840lb and 960lb. Angle between two forces is 24.5deg. Determine direction and magnitude of equilibrant.
Using sample size of 75, develop a 95% condence interval estimate of mean birth weight in US. Using a sample size of 75000, develop a 95% condence interval estimate of the mean birth weight in the US.
Groundspeed and bearing of the plane: The plane is headed due south with the air speed of 192 mph. The wind from the direction of 78.0deg is blowing at 23.0 mph. Determine ground speed and resulting bearing of plane.
In course of designing theater seats, the sitting heights (in mm) of simple random sample of adult women is obtained, and results are listed bellowed. Employ the sample date to construct a 95% CI estimate of σ , the standard deviation of sit
Squares of width x are removed from the 10cm by 25 cm piece of cardboard and resulting edges are folded up to form the box with no top. Compute all values of x so that volume of box is at most 17 cubic centimeters.
In planning the retirement, Callie Daniels deposits money at 2.5% interest, with twice as much deposited at 3%. Determine amount deposited at each rate if total annual interest income is $850.
Provide the probability density function and the cumulative distribution function of salary offers. Determine the offered in any one week of search. Determine the probability that the first offer he receives will be more than $55,000?
Determine the equation of the regression line. What is the predicted value when x = 4?
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