finleyevejacobs finleyevejacobs

23-07-2022
Mathematics

contestada

Find the sum of the arithmetic series 8 +13 +...+ 58.
a) 726
Ob) 1914
Oc) 330
d) 363

Respuesta :

xiwengong111 xiwengong111

23-07-2022

Answer:

363 (d)

Step-by-step explanation:

Sum = (a1+an)(n)/2

n = (an-a1)/d +1 = 11

Plug into the sum formula.

Sum = 363

Answer Link

Otras preguntas

Help!??????????????????

Program music is Select one: a. music printed onto the program at a concert. b. a vocal work written to fill intervals during a particular musical program. c. a

A theater has 30 seats in the first row, 33 seats in the second row, 36 seats in the third row, and so on in the same increasing pattern. If the theater has 15

What is the value of r in the equation 4r − 8 = 5r + 12? −20 −1 1 20

How beauty images are used against women

A number cube with six sides is rolled seven times. The probability of getting a 4 exactly twice is ____

Write the first three terms in the following sequences. Identify them as arithmetic or geometric b. A(n + 1) = 1 / 2 A(n) for n ≥ 1 and A(1) = 4

In a Bastet filled with tiles, the ratio of red tiles to green tiles is 7:3. Katrina wants to make the same tile mix with 161 red tiles. How many green titles s

Abby says that the first numbers in two equivalent ratios will always have a common factor. Is she correct?

The area of a triangle is 10 square inches and its height is 5 inches. Find the base. 2 in. 04 in. 25 in.