S=2πr2+2πrh; Solve for h.

5/6+7/8what is the answer sealsdbdbshd

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test