Add or subtract as indicated. Simplify if necessary.
+ 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Without graphing the function, determine its amplitude or period as requested.y = 4 sin 3xFind the amplitude.
A. 
B. 
C. 
D. 4
Mathematics
Change to the measure indicated.0.969 milliliters to liters
A. 0.000969 L B. 969 L C. 0.00969 L D. 96.9 L
Mathematics
Find the solution.3x + 3 = x + 19
A. 32 B. 8 C. 11 D. 13
Mathematics
Solve.The speed of a vehicle varies inversely as the time it takes to travel a fixed distance. If a vehicle travels a fixed distance at 45 miles per hour in 20 minutes, how fast must it travel to cover the same distance in 10 minutes?
A. 
mph
B. 
mph
C. 90 mph
D. 
mph
Mathematics