Solve.If y varies inversely as x, and y = 3 when x = 56, find y when x = 8.
A. 21
B. 
C. 
D. 
Answer: A
Mathematics
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What is the angle generated for the following conditions? Express your answer in both radians and degrees:
t f a. 3 mSec 30 MHz b. 14 êSec 19.5 MHz c. 120 êSec 4.2 KHz d. 17 mSec 90 Hz
Mathematics
Divide and, if possible, simplify. Assume all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics
Find the exact value of the trigonometric expression without the use of a calculator.tan 
A. 
- 2
B. 2 + 
C. -2 - 
D. 2 - 
Mathematics
Answer the question.Choose the expression that is equivalent to the following: 12x + 3y
A. 3(9x + y) B. 15xy C. 3(4x + y) D. 3(4x + 3y)
Mathematics