shannyn49 shannyn49

14-05-2021
Mathematics

contestada

The function r(n) = 5n² + 1 represents the value of the nth term in a sequence.
What is the sum of the 1st and 3rd terms of the sequence?

Respuesta :

Аноним Аноним

15-05-2021

Step-by-step explanation:

a_n=5n²+1

➜a_1=5(1)²+1

➜5×1+1

➜5+1

➜6

➜a_3=5(3)²+1

➜5×9+1

➜45+1

➜46

Answer Link

Otras preguntas

Why does it take a long time to develop a new variety of tomato? A.Changes in traits happen gradually, over many generations. B.Many plants resist change. C.To

Which of the following models a geometric sequence. Select all that apply. 1) The amount of cell phone users increases by 33% every year. 2) Amount of cakes

Donna makes a round pizza. She wants to put a cheese layer on the pizza. If the cake is 8 cm in diameter, how many square cm of cheese layer does she need to pu

How many solutions does the system have? x = -4y + 4 2x + 8y = 8 A. one solution B. two solutions C. infinitely many solutions D. no solution

Select all that apply. Which of the following are energy solutions that release pollution into the air> coal petroleum fuel cells wind energy oil nuclear ene

14. ____ the years, globalization has been responsible ____ the way we see the world today. A - In/to B - Over/for C - During/of D - For/on

Why was Stalin upset by the western allies decision to focus on North Africa? A. The Soviets controlled North Africa and did not want the Allies to interfere B.

the first quartile of a data set is 51 and the third quartule is 67. which of these values in the data set is an outlie

Any useful activity is _____. leisure an occupation your identity work

what does rural mean