Rationalize the numerator of the fraction and simplify.
?
A. 
B. 
C. 
D. 
E. 
Answer: B
Mathematics
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Solve the problem.On an interstate off-ramp, there is a vertical rise of 4 feet for every horizontal change of 20 feet. Using a signed number, find the vertical change for a horizontal change of 35 feet.
A. -5 ft B. -7 ft C. 5 ft D. 7 ft
Mathematics
Divide. Write the answer in lowest terms and as a whole or mixed number where possible.8 ÷ 
A. 6
B. 
C. 2
D. 10
Mathematics
Shade the solution set to the system of inequalities.x + 2y ? 2x + y ? 0
A. 
B. 
C. 
D. 
Mathematics
Use the vertical line test to determine whether the graph represents a function.
A. not a function B. function
Mathematics