Solve the problem.If sin ? = 0.2, find the value of sin ? + sin (? + 2?) + sin (? + 4?).
A. 0.6 + 6?
B. 2.6
C. 0.6
D. 0.2
Answer: C
Mathematics
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Solve the problem.A person shoots ten consecutive free throws and the total number of successes is observed. How many different outcomes are there in the sample space?
A. 102 B. 11 C. 210 D. 5 E. none of these
Mathematics
Simplify. Assume that all variables represent positive real numbers.
A. 81a
B. 3
C. 3a2
D. 3a
Mathematics
Find the least common denominator of the rational expressions.
and 
A. 6y2 + 36 B. 6y(y + 6) C. 6y2 + 6 D. 6y + 6
Mathematics
Solve the problem.A venture capital firm invested $2,000,000 in a new company in 1995. In 1999, they sold their stake in the company for $10,500,000. What was the average annual rate of return on their investment?
Fill in the blank(s) with the appropriate word(s).
Mathematics