Problem 8
In Exercises 7–12, use sigma notation to write the sum.
\(\frac{9}{1+1}+\frac{9}{1+2}+\frac{9}{1+3}+\cdots+\frac{9}{1+14}\)
Text Transcription:
\frac{9}{1+1}+\frac{9}{1+2}+\frac{9}{1+3}+\cdots+\frac{9}{1+14}
Step-by-Step Solution:
Step 1 of 5) Figure 1.36 The radian measure of the central angle ACB is the number u = s>r. For a unit circle of radius r = 1, u is the length of arc AB that central angle ACB cuts from the unit circle.
Step 2 of 2
