matthewryan15 matthewryan15
  • 04-07-2020
  • Mathematics
contestada

Find the sum of the arithmetic series for which a_1 = 7, n = 31, and a_n = 127.

Respuesta :

gilbertazavedo72
gilbertazavedo72 gilbertazavedo72
  • 04-07-2020

Answer: 2077

There are 31 terms.

S₃₁ = 31(a₁+a₃₁)/2 = 31(7+127)/2 = 2077

Answer Link

Otras preguntas

What is the difference between Lady Capulet’s behavior toward Juliet and the nurse’s behavior?
Is freshly squeezed orange juice a single element?
What value should go in the empty boxes to complete the calculation for finding the product of 0.98 × 0.73? Both numbers are the same; however, only input the
Select the sentence that correctly uses commas in a non-restrictive phrase. A A river, that is polluted, is unsafe for swimming. B Polluted rivers, which can ex
In the wake of thr civil war, compared to the south the north A. Had sustained verry little distruction B. Had to create a new labor union system C. Had more ec
According to federal law, it is illegal to discriminate in any aspect of employment, including hiring and firing compensation, assignment, or classification o
If the federal government wants to encourage businesses and consumers to spend more money, it would MOST LIKELY
If a cell continues to grow, the ratio of _ are to _ will continue to _
Heterogeneous mixture is one that is not Uniform throughout Easily mixed together Made of two or more liquids Edible by humans
A circuit has a voltage of 24 V and a current of 40 mA. What is the power of the circuit? A. 6 W B. 9.6 W C. 6.24 W D. 0.96 W