Change the fraction or mixed number into an equivalent decimal. Use bar notation to write repeating decimals. -3
A. -3.
B. -3.
C. -3.2
D. -3.25
Answer: D
Mathematics
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Evaluate the expression without the use of a calculator, and then verify your answer using a calculator.ln e
A. e B. -1 C. 1 D. 0
Mathematics
Use the Laws of Exponents to simplify. Write the answer with positive exponents. All variables are nonzero.(9x-3y4)(9-1x8y-8)
A. 
B. - 
C. 
D. 
Mathematics
Solve the system using Gaussian elimination. 2x + 5y = 2 5x= -20
A. {(-4, 2)} B. {(-4, -2)} C. ? D. {(2, -4)}
Mathematics
Write the fraction as a decimal. If necessary, use repeating decimal notation.Prof. Al-Badul calculated that 
of her students passed their college algebra exam. Write this fraction as a decimal, rounding to the nearest thousandth if necessary.
A. 3 B. 3.333 C. 0.3 D. 33.333
Mathematics