Evaluate (1/4) to the power-2 -(5 to the power of 0 .2).1 to the power -2

The radius of a sphere is 3 inches. which represents the volume of the sphere?

Use the ratio test to determine whether ∑n=14∞n+2n! converges or diverges. (a) find the ratio of successive terms. write your answer as a fully simplified fraction. for n≥14, limn→∞∣∣∣an+1an∣∣∣=limn→∞.

In a timed typing test lara typed 63 words per minute. estimate the number of words she should be able to type in half in hour show your work