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Consider the pair of functions (y1(t) = e^-2t * cos 5t, y2(t) = e -2t sin 5t). Show that this pair can be a solution of a second order differential equation ay′′ + by′ + cy = 0 and find one such equation.
Consider the pair of functions (y1(t) = e^-t * cos 2t, y2(t) = e -t sin 3t). Show that this pair cannot be a solution of a second order differential equation ay′′ + by′ + cy = 0.
Show that any complex number z with |z| = 1, other than z = 1, can be expressed as with an appropriate choice of the real parameter t.
Determine the work done by F on moving a particle from the point (0, 0) to the point (π/3, 1/3) along the straight line connecting these points. Find the exact expression and evaluate it then up to two decimal places.
quare centimeters, what is the cost of the metal for each sign? 80 cm 75 cm 85cm
derive an expression using the given data.the integration - by- parts formulais known to be valid for functions ux and
If the water level is rising at a rate of 20 cm/min when the height of the water is 2 m, find the rate at which water is being pumped into the tank.
The oil is to be piped to the refinery 8 miles down the shore. If the cost of laying pipe is $100,000 per mile underwater and $75,000 per mile over land. How much of each pipe should be used in order to minimize the cost of the project?
these are the total hr from the forum in the class74nbspnbspnbspnbspnbspnbspnbsp 81nbspnbspnbspnbspnbspnbspnbsp
Show the proportions that you could have used to solve for exercise #3 and #4. Let's say it takes 3000 cows to make enough footballs for one season of the NFL. If the NFL decides to make the official football a bit larger so that it now takes 3400 ..
Conversion of angle measures from degrees to radians - Fill in the missing blanks by using the conversions between radians and degrees to find your solutions
in a company with 3000 employees, the monthly salaries are normally distributed. The mean salary is $2700, with a standard deviation of $400. About how many of the employees earn more than $2460 per month?
How large a sample size will need to be selected if we wish to have a 95% confidence interval that is accurate to within 1%.
Find the probability of correctly answering the first 2 questions on a multiple choice test if random guesses are made and each question has 5 possible answers
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