If 
and ? is not in QII, find tan ?.
?
A. 
B. 
C. 
D. 
E. 
Answer: E
Mathematics
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In the circuit shown, XL = 6 Kê and R = 4 Kê. Find the angle that the voltage leads the current.
Mathematics
Decide whether the given number is a solution of the given equation.-x - 1 = -x - 8; -3
A. not a solution B. solution
Mathematics
Graph the hyperbola.
- 
= 1
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.If the voltage, V, in an electric circuit is held constant, the current, I, is inversely proportional to the resistance, R. If the current is 150 milliamperes (mA) when the resistance is 5 ohms, find the current when the resistance is 15 ohms.
A. 250 mA B. 447 mA C. 50 mA D. 450 mA
Mathematics