Simplify the complex fraction using Method 1.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find all values of ?, if ? is in the interval [0, 360°) and has the given function value.sin ? = 
A. 210° and 330° B. 150° and 210° C. 60° and 120° D. 60° and 300°
Mathematics
Express the number in scientific notation.0.000055711
A. 5.5711 × 10-4 B. 5.5711 × 105 C. 5.5711 × 104 D. 5.5711 × 10-5
Mathematics
Find the sum of the infinite geometric series, if it exists.
A. 
B. does not exist
C. 
D. 1
Mathematics
Solve. Round to the nearest tenth if necessary.Find the amount of decrease and the percent decrease when the original amount is 20 and the new amount is 12.
A. 12; 42.9% B. 8; 66.7% C. 12; 60% D. 8; 40%
Mathematics