jimmystiltner15 jimmystiltner15

01-08-2018
Mathematics

contestada

The recursive formula for an arithmetic sequence is an = an-1 + d. If the common difference is -13 and a3 = 4, what is the value of a4?

Respuesta :

valetta valetta

01-08-2018

[tex] a_{n} = a_{(n-1)} + d
[/tex]

where d is the common difference

Given that,

d = -13

[tex] a_{3} = 4

a_{4} = a_{3} + d

=4 - 13

= -9 [/tex]

Answer Link

Otras preguntas

the people on the train are jk the following ratios men:children=5:3 women:children=3:2 find the ratio men:women in its simplest form

One method of investment decision making that is appealing to managers is the accounting rate of return (ARR). This method measures the average profit over a pe

"Residential schools were established in Canada and the U.S. for the purpose of: A. Providing better quality of life for aboriginal communities B. Providing foo

Mrs Reed buys a car costing £11760 This cost includes VAT at a rate of 20%. How much is the VAT?

4. A large university amphitheatre has semi-circle seating with 30 seats in the first row, 32 seats in the second row, 34 seats in the third row, and so on. The

On January 1, 2021, you deposited $8,000 in a savings account. The account will earn 8 percent annual compound interest, which will be added to the fund balance

Two sides of a triangle have lengths 6 and 16. What must be true about the length of the third side?

Erika's toy is valued at €450. Its value increased by 10% then decreases by 10% the year after. What is the value of Erika's toy after these two changes?

6. What are the values of x and w? he value of x is to wo 138° The value of wis m

A golfer needs your help to choose which club to use for their next stroke. Some things you need to know include:Consider that the ball will travel directly bet