State whether the function is a polynomial function or not. If it is, give its degree.f(x) = 2 - 
x
A. Not a polynomial
B. Yes; degree 1
C. Yes; degree 0
D. Yes; degree 2
Answer: B
Mathematics
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Evaluate using the correct order of operation.
÷ 
× 
A. 
B. 
C. 
D. 
Mathematics
Simplify. Remember that we have assumed that radicands do not represent the square of a negative number.
A. -5x B. 5x2 C. 5x D. 25x
Mathematics
Change the exponential expression to an equivalent expression involving a logarithm.e4.3 = M
A. ln M = 4.3 B. ln 4.3 = M C. ln e = 4.3 D. logM = 4.3
Mathematics
Use a graphing calculator to find the sum.
Round your answer to three decimal places.
A. 1.333 B. -1.667 C. -0.667 D. 4.000
Mathematics