Answer the question.What values of n will make xn a perfect square?
A. n must be a power of 3.
B. n must be even.
C. n must be a multiple of 5.
D. n must be odd.
Answer: B
Mathematics
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Write the expression as one logarithm.logb x + logb y
A. logb xy B. log2b xy C. log2b(x + y) D. logb(x + y)
Mathematics
Solve.The product of a number and -9 amounts to five times the sum of that number and 28. Find the number.
A. -9 B. 10 C. -10 D. 9
Mathematics
Represent the shaded area in the figure group with an improper fraction.
A. 
B. 
C. 
D. 
Mathematics
Answer the question.Mountain road A steadily declines for 7606 feet over a horizontal distance of 5711 feet. Road B steadily declines for 4969 feet over a horizontal distance of 6168 feet. Which road is steeper?
A. Road A B. Road B
Mathematics