Solve the equation by the method of your choice. Simplify solutions, if possible.5x2 - 9x - 2 = 0
A. 
B. {-5, 2}
C. 
D. 
Answer: C
Mathematics
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20x2 - 4x = 0
A. 0
B. 
, 4
C. 
, 0
D. 
Mathematics
Find the value of the expression without using a calculator.log6
A. 0 B. 6 C. -1 D. 1
Mathematics
The displacement d (in meters) of an object at time t (in seconds) is given. Describe the motion of the object. What is the maximum displacement from its resting position, the time required for one oscillation, and the frequency?d = -4 sin (5t)
A. simple harmonic; 4 m; 
sec; 
? oscillations/sec
B. simple harmonic; -4 m; 
? sec; 
oscillations/sec
C. simple harmonic; 4 m; 
? sec; 
oscillations/sec
D. simple harmonic; -4 m; 5 ? sec; 
oscillations/sec
Mathematics
Find the axis of symmetry of the given function.y = 9x2 - 72x + 145
A. x = 4 B. x = 1 C. x = 0 D. x = -1
Mathematics