What is the 87th term of the arithmetic sequence?

−1352,−1334,−1316,−1298,−

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what is the limit of the infinite series? enter your answer in the box. enter any fraction as a simplified fraction. ∑n=1∞(3n54n5+1)/ it's in the picture you'll read it.

how is the sum expressed in sigma notation? /also in picture.

1/64+1/16+1/4+1+4


the first term of a geometric sequence is −2100 . the common ratio of the sequence is −0.1 .

what is the 7th term of the sequence?

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the first term of a geometric sequence is 48, and the 5th term of the sequence is 24316 .

what are the geometric means between these terms?

enter your answer by filling in the boxes to correctly complete the geometric sequence. enter any fractions as simplified fractions.