Geometric progression 2

There is geometric sequence with a₁=5.7 and quotient q=-2.5. Calculate a₁₇.

Correct answer:

a₁₇ =  13271346.69

Step-by-step explanation:

$a_{17}=5.7\cdot (-2.5{)}^{17-1}\doteq 13271346.69$

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