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OpenStudy (anonymous):
Find the next three terms in the geometric sequence. Select 3 answers. 5, -10, 20, -40 ..
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OpenStudy (amistre64):
it looks like each term is doubled and negated from the last one
OpenStudy (amistre64):
what 40 doubled?
OpenStudy (amistre64):
\[a_n = -2a_{n-1}\]
OpenStudy (lgbasallote):
do you get that explanation @isagg ?
OpenStudy (amistre64):
i always assume the deafening silence to be an indicator of utter acceptance :)
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OpenStudy (lgbasallote):
ahh yes.. i cannot agree more
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