Complete.21 mg = 
mcg
A. 2100
B. 21,000
C. 0.021
D. 0.21
Answer: B
Mathematics
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Find the exact value of the expression.sin 185° cos 65° - cos 185° sin 65°
A. 
B. - 
C. - 
D. 
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Simplify.
2
A. 
B. 
C. 
D. 
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Factor completely. If the polynomial cannot be factored, say it is prime.1000x4 - x
A. x(10x - 1)(100x2 + 1) B. x(1000x - 1)(x2 + 10x + 1) C. x(10x + 1)(100x2 - 10x + 1) D. x(10x - 1)(100x2 + 10x + 1)
Mathematics
Fill in the blank with one of the words or phrases listed below. Some words may be used more than once. 
= commission rate ? sales.
A. Total price B. Amount of discount C. Sales tax D. Commission
Mathematics