brookeharris389 brookeharris389
  • 15-11-2020
  • Mathematics
contestada

Find the first three terms of the sequence below.
T, = n2 + 2n +9

Respuesta :

jimrgrant1 jimrgrant1
  • 15-11-2020

Answer:

12, 17, 24

Step-by-step explanation:

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

T₁ = 1² + 2(1) + 9 = 1 + 2 + 9 = 12

T₂ = 2² + 2(2) + 9 = 4 + 4 + 9 = 17

T₃ = 3² + 2(3) + 9 = 9 + 6 + 9 = 24

Answer Link
ememojong400
ememojong400 ememojong400
  • 15-11-2020

Answer:

12, 17, 21 is the answer to the question

Answer Link

Otras preguntas

Here are the ingredients needed to make a pancakes 250 ml milk 1 egg 140g four 5g butter a) Simon makes 4 pancakes, Work out how much silk he needs. b) Crag mak
⦁ Find the equation of the line that passes through (1, 8) and is perpendicular to y=3x+1 urgentttttt
You have $550 in savings account that earns 3% simple interest each year. How much interest did he earn in 9 months? Please help
yo how is everyone lol​
Twenty-nine children went to a zoo to photograph some animals. The numbers of children who photographed Lions (L), Monkeys (M) and Zebras (Z) are given as follo
Which country owns most of the large and important industries within it's borders? A. Germany B. Russia C. United kingdom D. None of these
HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP i have one more of these
help with math problem​
Lighthouse height 8 cm scale 1 cm=4m
PLEASE ANSWER ASAP (WILL GIVE BRAINLIEST) What do we call the invisible force exerted by magnets? A. Magnetic force B. Electromagnetic force C. Electric forc