Write an equivalent expression with negative exponents.
A. -12y-2
B. 6y-2
C. (6y)-2
D. 
Answer: C
Mathematics
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Express the given expression in simplest form with only positive exponents.(x-6)2
A. 
B. x-4
C. 
D. x12
Mathematics
Convert the units using two or three unit fractions.28 c = 
qt
A. 126 B. 14 C. 56 D. 7
Mathematics
Simplify the polynomial by adding or subtracting, as indicated. Express your answer as a single polynomial in standard form.(5x5 - 3x3 + 2x) + (4x5 + 8x3 + 7x)
A. 23x9 B. 9x5 + 5x3 + 9x C. 6x5 + 13x3 + 4x D. 9x + 5x5 + 9x3
Mathematics
Solve.On a map, 1 in. represents 120 miles. How much does 
in. represent?
A. 72 mi B. 62 mi C. 200 mi D. 82 mi
Mathematics