Evaluate. If necessary, find common denominators and simplify completely.13
- 
A. 11
B. 12
C. 13
D. 12
Answer: B
Mathematics
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Can the following be the lengths of the sides of a right triangle?12, 13, 5
A. Yes B. No
Mathematics
Match the equation to its graph.x2 = 5y
A. 
B. 
C. 
D. 
Mathematics
The population of Upper Anchora was 1,000,000 at the start of 1996 and was doubling every 9 years. How fast was it growing per year at the start of 1996? ? Round your answer to the nearest thousand. ?
A. 154,000 people per year B. 78,000 people per year C. 77,000 people per year D. 76,000 people per year E. 67,000 people per year
Mathematics
Write the function in terms of a function of the reference angle.cos 
A. -cos 
B. cos 
C. -cos 
D. cos 
Mathematics