Determine whether the relation represents a function. If it is a function, state the domain and range.
A. function
domain: {cat, dog}
range: {Alice, Brad, Carl}
B. function
domain: {Alice, Brad, Carl}
range: {cat, dog}
C. not a function
Answer: B
Mathematics
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Find an equation for the tangent to the curve at the given point.f(x) = 10
- x + 1, (100, 1)
A. y = - 
x + 51
B. y = 1
C. y = - 
x + 1
D. y = 
x - 51
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The graph of a function is given. Choose the answer that represents the graph of its derivative.
A. 
B. 
C. 
D. 
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Determine whether or not the graph is a graph of a function of x.
A. Function B. Not a function
Mathematics
A certain resistor has a resistance of
Simplify the right hand side of this equation.
Mathematics