Given the sequence in the table below, determine the sigma notation of the sum for term 4 through term 15.

n | an

1 | 5

2 | - 10

3 | 20

Tan (θ) / sec (θ) - cos (θ)

A hotel offers a reward program based on the number of night stayed. The function f (x) represents the number of free nights earned as a function of x, the number of night stayed. Which describes the meaning of f (x) ?

What is bigger 2/4 or 5/8

Use interval notation to represent all values of x satisfying the given conditions. y=StartAbsoluteValue 3 x minus 8 EndAbsoluteValue plus 6 and y less than 12 Select the correct choice below and, if necessary, fill in the answer box to complete

How to rewrite expression without negative exponents

Solve for x: (x 20) / 2 = 3x a. x=10 b. x=4 c. x=-14 d. x=-17

A triangle has two sides of lengths 8 and 10. what value could the length of the third side be? Check all that apply ... A:10 B:8 C:7 D:4 E:20 F:18

What is often considered the slope, this is the comparison of two different quantities that are changing?

Ivanna made $414 for 18 hours of work. At the same rate, how many hours would she have to work to make $115?

Which group was charged the highest rates by the railroads during the late 19th century? a. bankers b. farmers c. factory owners d. immigrants