Write sigma notation.5 + 6 + 7 + 8 + 9
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Graph the equation.g(x) = 3x2 - 3x
A. 
B. 
C. 
D. 
Mathematics
Add or subtract. Assume all variables represent positive real numbers.
+ 
+ 
+ 
A. 157
+ 7
B. 17
+ 7
C. 
+ 
+ 7
D. 17
+ 
+ 
Mathematics
Use the quotient rule to simplify the expression. Use positive exponents to write the answer.
A. 
B. 
C. - 
D. 
Mathematics
Solve. Simplify the answer.Brian was training to run a marathon. During the three-day period before the race he decided that he would train for a total of 10 hours. If he trained for 3
hours on the first day and 1
hours on the second day, how many hours would he need to train on the third day?
A. 5
hr
B. 5 hr
C. 5
hr
D. 4
hr
Mathematics