Question

in a G.P1/4,-1/2,1,-2......find t10​

Answer 1

Step-by-step explanation:

first term a=1/4

commen difference = second term/first term

d=-1/2/1=-1/2

a10=a(r^10-1)

a10=a(r^9)

a10=1/4(-1/2^9) is the answer

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