Answer the question.What are the domain and range for the equation y = 2x?
A. Domain: (0, ?); range: (-?, ?)
B. Domain: (-?, ?); range: (-?, ?)
C. Domain: (-?, ?); range: (0, ?)
D. (-?, ?); range: [0, ?)
Answer: C
Mathematics
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Find an equation for the line tangent to the curve at the point defined by the given value of t.x = t + cos t, y = 2 - sin t, t = 
A. y = -
x - 
? + 2
B. y = -
x + 
? + 3
C. y = -
x + 
D. y = 
x - 
?
Mathematics
Evaluate or simplify the given expression.sin(2 tan-1 3x)
A. 
B. 
C. 
D. 
Mathematics
Solve the quadratic equation by factoring.5x2 = -6x - x3
A. x = 3, 2 B. x = 0, 3, 2 C. x = -3, -2 D. x = 0, -3, -2
Mathematics
Multiply and simplify.18 
A. 
B. -162
C. -2
D. 2
Mathematics