Question

What is the 7th term of the geometric sequence where a1 = 1,024 and a4 = -16?

A. 1 B. -0.25 C. -1 D. 0.25

Answer 1

an=1024* -0.25^n-1

an=1024*-0.25^6

an=1024*-0.00024

an=-0.25 which is B

Answer 2

is 0.25

Explanation:

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(The other answer is wrong)