Unit 1: Discrete Mathematics: 1.02 Sequence and Series
How is the sum expressed in sigma notation? 22 + 27 + 32 + 37 + 42 + 47 Enter your answer by filling in the boxes.
6∑i=1 (5i+17) WRITTEN AS: 6 on top of ∑, i=1 underneath. (5i+17) next to it.
What is the sum of the series represented by 8∑n=4 (2n + 7)? Enter your answer in the box.
95
What is the sum of the infinite geometric series? 90 + 30 + 10 + 10/3 + ...
135
What is the sum of the first six terms of the series? 48 − 12 + 3 − 0.75 + ... Enter your answer as a simplified fraction in the box.
2457/64
An infinite series is represented by ∞∑n=1 (3n^4/15n^4 + 5)
0.2
Laura correctly determines four arithmetic means between −17 and 32. What values does Laura determine?
Laura determines the four arithmetic means to be −7.2, 2.6, 12.4, and 22.2.