Match the graph to one of the polar equations. 
A. r = 1
B. r = 2 cos ?
C. r sin ? = 1
D. r = 2 sin ?
Answer: D
Mathematics
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Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.cot 0.2658
A. 1.04 B. 3.67 C. 0.27 D. 0.96
Mathematics
Find fraction notation for the infinite sum. 0.03333 . . .
A. 
B. 
C. 
D. 
Mathematics
Determine whether the equation is a quadratic equation.x2 + 4x3 = 0
A. Yes B. No
Mathematics
Add: 157 + 15 + 18,124 + 616
A) 19,012 B) 17,912 C) 18,902 D) 18,912 E) 18,922
Mathematics