Plz me i could really use it and i would be so cause i really suck at math: )

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)