Solve the problem.The range R of a projectile is related to the initial velocity v and projection angle ? by the equation 
where g is a constant. How is 
related to 
if v is constant?
A. 
= - 
B. 
= 
C. 
= 
D. 
= 
Answer: C
Mathematics
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Solve or simplify, whichever is appropriate.
- 1 + 
A. -4x - 6
B. 
C. {2}
D. 
Mathematics
Solve the problem.Enrollment in a business seminar increased from 67 people to 86 people. What was the percent of increase?
A. 77.9% B. 22.1% C. 71.6% D. 28.4%
Mathematics
Provide an appropriate response.The scores on an examination are normally distributed with ? = 75 and ? = 10. What percentage of the scores are between 70 and 90?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.(-6x8y3)2
A. -36x16y6 B. 36x10y5 C. 36x16y6 D. -6x16y6
Mathematics