Please explain for each how to solve step by step, thank you so much!!

For the function f (m) = 343013 $ determine its stretching factor and phase shift, and then graph it for two periods. Enter the exact answers. Stretching factor 2 Phase shift: Using your answers for the stretching factor and phase shift, select the correct graph of the function f (r) = 3 cot x. \f10 V D. 4 O 3 x 3 x IT 4 4 4 00 -10 101 V E 8 X O 3 1 3 1 CO -10If a loading ramp is placed next to a truck, at a height of 7 feet, and the inclined portion of the ramp is 213' feet long, what angle does the ramp make with the ground? Round your answer to one decimal place. The ramp makes an angle of degrees with the ground