Find the nth term in the category-1,3,-9,27 GP
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Answer:
An=3(-3)ⁿ
Step-by-step explanation:
-1,3,-9,27...
Here a=-1,r=3/-1= -3, n =5
An=ar^(n-1)
=(-1)( -3)ⁿ⁻¹
=(-1) *(-3)(-3)ⁿ
An=3(-3)ⁿ
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