Solve the problem.At Relax Resort, the Beginner's Trail is 2 kilometers long. The Advanced Trail is 19 kilometers long. Write an inequality statement using ? or ? comparing the numbers 2 and 19.
A. 2 ? 19
B. 2 ? 19
Answer: A
Mathematics
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. (-2)2(-2)3
A. -64
B. -32
C. 
D. 
Mathematics
Evaluate the indicated trigonometric function of the acute angle ?.If ? is an acute angle of a right triangle and if cot ? = 
, then find the value of sin ?.
A. 
B. 
C. 3
D. 
Mathematics
Verify the identity.
= 
What will be an ideal response?
Mathematics
Solve the problem.When going more than 38 miles per hour, the gas mileage of a certain car fits the model 
where x is the speed of the car in miles per hour and y is the miles per gallon of gasoline. Based on this model, at what speed will the car average 15 miles per gallon? (Round to nearest whole number.)
A. 98 mph B. 48 mph C. 149 mph D. 73 mph
Mathematics