Simplify. Be sure to rationalize the denominator. Assume that all variables represent positive real numbers.
A. 12
B. 
C. -1
D. 
Answer: D
Mathematics
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Provide an appropriate response.Explain in your own words the difference between a bar graph and a histogram. Give an example of data for which you might use a histogram and an example of data for which you might use a bar graph.
What will be an ideal response?
Mathematics
Solve the equation using the quadratic formula. Simplify irrational solutions, if possible.x2 - 8x = 15
A. {4 ± 
}
B. {8 ± 
}
C. {4 ± 
}
D. {-4 ± 
}
Mathematics
Solve the problem.Find two consecutive positive integers such that the square of the smaller integer added to seven times the larger integer is equal to 85.
A. -13, -12 B. No such integers exist. C. 6, 7 D. 13, 14
Mathematics
Solve the equation.7(2x + 1) + 9(2x + 1) = 144
A. 4 B. 6 C. 3 D. 5
Mathematics