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what is the sum of the first 10 terms of the geometric sequence 1 , -2, 4, -8, 16, 32...​?​

Respuesta :

taylorchams10132005

Answer:

1, -2, 4, -8, 16, -32, 64, -128, 256, -512

Step-by-step explanation:

a_10=1(-2)^10-1 Is the euations for it

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