mrscastiel67 mrscastiel67

09-08-2020
Mathematics

contestada

Use the following recursive formula to answer the question.
A1=-3/2
an=an-1+1/2
what’s is a9?

Respuesta :

pawlossolomon pawlossolomon

09-08-2020

Step-by-step explanation:

a2=a1+1/2=-1

a3=a2+1/2=-1/2, then we have common difference 0.5

a9=a1+(n-1)d

a9=-3/2+(8)0.5=5/2

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