Solve.2x - 126 = -15x - 1x
A. 14
B. 7
C. -5
D. -7
Answer: B
Mathematics
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Decide whether the given functions are inverses.f = {(1, 1), (-2, -4), (10, -4), (10, 4), (0, 7)}g = {(1, 1), (4, -2), (-4, 10), (4, 10), (7, 0)}
A. No B. Yes
Mathematics
Write the equation of a sine or cosine function that describes the path of the given curve.
A. y = 4 cos (6x)
B. y = 4 cos 
C. y = cos 
D. y = 4 cos 
Mathematics
What is the value of XL when f = 400 KHz and L = 10 mH?
a. 25.13 Kê b. 18.91 Kê c. 12.57 Kê d. 39.8 Kê e. 41.92 Kê
Mathematics
Solve the problem.Find the image of the given figure under the translation that takes P to P'.
A. 
B. 
C. 
D. 
Mathematics