A candle burns at a constant rate once it is lit. The height of the candle is 250 millimeters 5 minutes after it was lit. After the candle burned for 25 minutes the height was 230 millimeters.

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.

Measure of angles 31 (x+4) (3x+9) me

The product of (7x-2) and (20-3x)/4. when x=4