SOLUTION: Write the nth term of the geometric sequence as a function of n.
{{{ a_1 = -3_1 }}} , {{{ a_(k+1) = -4a_k }}}
The underscore denotes a value in subscript, and thank you!!
Algebra.Com
Question 973866: Write the nth term of the geometric sequence as a function of n.
,
The underscore denotes a value in subscript, and thank you!!
Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
a_1 = -3-1 = -4
a_n = (-4) * (-4)^(n-1) = (-4)^n
note that the common ratio is -4
the sequence looks like
-4, 16, -64, 256, .....
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