pastelblossomyt
pastelblossomyt pastelblossomyt
  • 26-03-2020
  • Mathematics
contestada

The nth term of a number sequence is n2 + 7
(a) Find the first three terms of this sequence.​

Respuesta :

16WMbarki 16WMbarki
  • 26-03-2020

Answer:

9,11,13

Step-by-step explanation:

(1)2+7

2+7=9

(2)2+7

4+7=11

(3)2+7

6+7=13

Answer Link
jimrgrant1 jimrgrant1
  • 26-03-2020

Answer:

8, 11, 16

Step-by-step explanation:

To find the first 3 terms substitute n = 1, 2, 3 into the n th term formula

[tex]a_{1}[/tex] = 1² + 7 = 1 + 7 = 8

[tex]a_{2}[/tex] = 2² + 7 = 4 + 7 = 11

[tex]a_{3}[/tex] = 3² + 7 = 9 + 7 = 16

Answer Link

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