1.Determine the initial value and whether the following exponential function is a growth ordecay function: y = 2/3 (6)^x 2.Convert the following polar coordinates to cartesian coordinates: (2, 90). 3.Let vector a = and vector b =. Find a + b.

22. Determine the initial value and whether the following exponential function is a growth or decay function: y = = (6). 23. Convert the following polar coordinates to cartesian coordinates: (2, 909). 24. Let vector a = and vector b =. Find a + b