State whether the given relation is a function.Consider a relation whose domain is all students attending the University of Ohio and whose range values are a set of each students' teachers. Is this relation a function?
A. Yes
B. No
Answer: B
Mathematics
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Plot the point (r, ?).(4, 135°)
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
- 
+ 
A. 
B. 
C. 
D. 
Mathematics
Perform the division. Write the answer with positive exponents.
A. 3x3 + 8x2 + 8
B. 3x3 + 40x8 + 40x6 + 20x4 + 3x3
C. 15x9 + 8x2 + 8 + 
+ 
D. 3x3 + 8x2 + 8 + 
+ 
Mathematics
Describe the behavior of the function's graph at its x-intercepts.f(x) = (x - 2)2(x + 7)2
A. Crosses at (7, 0) but not at (-2, 0) B. Does not cross at (2, 0) or (-7, 0) C. Crosses at (2, 0) but not at (-7, 0) D. Crosses at (2, 0) and (-7, 0)
Mathematics