Consider the functions F(x)= x^2+9x and g(x)=1/x.

F(g(-1))is ? , and G(f(1/2))is ? .​

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

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→∞.