Write a number sentence for the model. let one white tile equal +1 and one black tile equal –1.
a. –14 – (–6) = –8
b. 14 – 6 = 8
c. –14 – 6 = –8
d. –14 – (–6) = 8

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.

Darian wants to build a regulation size pool table that is 9 feet in length.he plans he ordered are 18 by 36 inches. what is the scale factor of the dilation he must use to build a regulation pool table

How do you find the circumfrance of a circle?