Simplify the expression.
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.The map shows the states Tennessee, Alabama, Georgia, and Mississippi. Find a route that starts in Mississippi and crosses each common state border exactly one time.
A. MS ? AL ? TN ? GA ? MS ? TN B. MS ? TN? AL ? MS ? GA C. No such route exists. D. MS ? TN ? GA ? MS ? TN ? AL
Find the zero of the linear function.f(x) = -5x + 6
A. -1
B. 
C. 1
D. - 
The way Professor Waner drives, he burns gas at the rate of 
gallons each hour, t hours after a fill-up. Find the number of gallons of gas he burns in the first 13 hours after a fill-up. Please round the answer to the nearest gallon.
?
A. 16 gallons B. 11 gallons C. 14 gallons D. 17 gallons E. 13 gallons
Determine whether the equation is an identity. If it is an identity, prove it.(sin x + cos x)2 = 1
What will be an ideal response?