Sasha finished mowing lawns at 4: 15 pm. it took 134h to mow the first lawn. the second and third lawns she mowed each took 115h. she took one 45-min break. when did sasha begin mowing the first lawn?

Mary beth used the mapping rule to find the coordinates of a point that had been rotated 90° counterclockwise around the origin. examine the steps to determine whether she made an error. m (3, –6) is rotated 90° counterclockwise. (x, y) → (–y, x) 1. switch the x- and y-coordinates: (6, –3) 2. multiply the new x-coordinate by –1: (6(–1), –3) 3. simplify: (–6, –3) .

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

Find the amplitude of a sinusoidal function that models this temperature variation