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OpenStudy (anonymous):
1,-3,9,-27,81...........find the 7th term
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OpenStudy (anonymous):
(-3)^2, (-3)^3, (-3)^4 so the 7 term is (-3)^7
OpenStudy (anonymous):
\[(-3)\]\[(-3)^{n}\] , n starts with 0 and goes 1,2,3... so for 7th therm is n=7-1=6\[(-3)^{6}=729\]
OpenStudy (anonymous):
1 , -3 , 9 , -27 , 81 , -243 , and finally 7th 729
OpenStudy (anonymous):
1,-3,9,-27,81,-243,729 ANS=729
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