Estimate each quotient 165 divided by 4

How many terms does the polynomial x^2 y^2 have

Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction

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→∞.