Simplify.
- 
? 
A. 
B. 
C. 2
D. 
Answer: B
Mathematics
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Identify ? and ? in the following expression which is the right side of the formula for cos (? - ?).cos (155°) cos (35°) + sin (155°) sin (35°)
A. ? = 35°, ? = 155° B. ? = 155°, ? = 35° C. ? = - 35°, ? = 155° D. ? = -155°, ? = 35°
Mathematics
Write the number as a product of prime numbers.198
A. 22 ? 32 ? 11 B. 2 ? 3 ? 11 C. 22 ? 32 D. 2 ? 32 ? 11
Mathematics
Match the given equation with one of the graphs.4x2 + y2 - 32x + 60 = 0
A. 
B. 
C. 
D. 
Mathematics
Write the percent as a decimal.2%
A. 0.02 B. 2 C. 0.2 D. 20.0
Mathematics