For which interval(s) is the function increasing and decreasing y=3x^3-16x+2 Im timed so hurry please and thank you!

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.

Write the equations in logarithmic form 9^4=6,561