Find a particular solution yp of the given equation using the method of undetermined coefficients. primes denote derivatives with respect to x. y''-4y=sinh(2x)
the particular solution is yp =

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

Can someone explain to me how to do

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?