Simplify by using the distributive law and combining like terms.x - (7x + 10)
A. 6x - 10
B. -16x
C. -6x + 10
D. -6x - 10
Answer: D
Mathematics
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Solve.Find the minimum value of the function y = tan-1(3x - 1) - tan-1(3x + 1).
A. 0
B. - 
C. -2
D. - 
Mathematics
Perform the indicated operations. Simplify the answer.
A. 2i
B. i
C. 
D. 
Mathematics
Solve the problem.An object has a frequency of 5 vibrations per second. Write an equation in the form d = sin ?t for the object's simple harmonic motion.
A. d = sin 10t
B. d = sin 
?t
C. d = sin 10?t
D. d = sin 
t
Mathematics
Write the sum or difference as a product containing only sines and/or cosines.cos(2?) - cos(4?)
A. cos(-2?) B. 2 sin(3?) sin ? C. -2 sin(3?) sin ? D. -2 cos(3?) sin ?
Mathematics