NEED ANSWER QUICK I WILL MARK BRAINLIEST For the function, y = 2 cos x + cot x , π ≤ x ≤ 2π , find the critical numbers, the intervals of increase and decrease, and any maximum and minimum values. Express the max and min values to two decimal places.

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?

What is r i 4.5+10r=-6.5 with work pls

Find the length of the radius of a circle with the center at -7+2i and a point in the circle at 33+11i