18144 18144
  • 01-12-2020
  • Mathematics
contestada

the nth term of a sequence is n^2+20
work out the first 3 terms

Respuesta :

jimrgrant1 jimrgrant1
  • 01-12-2020

Answer:

21, 24, 29

Step-by-step explanation:

To calculate the first 3 terms, substitute n = 1, 2, 3 into the rule, that is

a₁ = 1² + 20 = 1 + 20 = 21

a₂ = 2² + 20 = 4 + 20 = 24

a₃ = 3² + 20 = 9 + 20 = 29

Answer Link

Otras preguntas

Scientific notation of 0.000105
what lake and dam is approximately 50 miles east of mason
57.4 divided by 10???????
What is the greatest common factor of 12 and 16?
Anne Frank kept her diary, which was later published as The Diary of a Young Girl, for just over __________. a) six months b) two years c) ten years d) thr
1. how do you tell someone that you go to the swimming pool on Mondays in Spanish ? A. Los lunes voy a la piscina B. Los jueves voy a la piscina C. Los domingos
sara has 3 dozen golf balls how many golf balls does she have
Jason has a piece of wire that is 62.4 inches long. He cuts the wire into 3 equal pieces. Which is the best estimate of the length of each piece of wire.
Help with 13,14,15 please?? Look at the picture
I need to write the number 36 in expanded form