3 years ago

Ques no 1 b) help me!!!!! I will give you brainliest plzzz

1 answer:

6 0

Answer:

-4/5

Step-by-step explanation:

r=x/2

a=2x

ar²=-1/16

x^3=-1/8

x=-1/2

sn=a/1-r

=-4/5

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