jonathanpuncher01
jonathanpuncher01 jonathanpuncher01
  • 12-05-2021
  • Mathematics
contestada

How do I solve this problem?

How do I solve this problem class=

Respuesta :

Аноним Аноним
  • 13-05-2021

Answer:

21, 18, 15

Step-by-step explanation:

First term = a1

Second term = a2

Third term = a3

a1 = 21

a2

= a + d

= 21 - 3

= 18

a3

= a + 2d

= 21 + 2 ( - 3 )

= 21 - 6

= 15

The first 3 terms are 21, 18, 15.

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