Which of the following are true statements about the expression -9+9? a. the expression describes the number that is 9 to the left of -9 on the number line
b. the same of A but to the right
c. the expression equals -18

Select the correct answer from the drop-down menu. this graph represents the inequality x+2< 4,2x> 3,x+6< 12,2x> 12

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9