Use a calculator to perform the operation. Express your answer in scientific notation.
A. 1.39 × 10-1
B. 1.39 × 10-3
C. 1.388728918 × 10-11
D. 1.39 × 10-11
Answer: D
Mathematics
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Solve the absolute value inequality. Write your answer in interval notation.|7k - 4| - 8 > -1
A. 
? 
B. 
C. 
D. 
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Evaluate the expression using the graphs of y = f(x) and y = g(x).Evaluate (fg)(1).
A. -5 B. 0 C. 6 D. 3
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Multiply.(-15)(-15)
A. 235 B. -235 C. 225 D. -225
Mathematics
Provide an appropriate response.Finish the statement with a correct response. To divide two fractions one needs to:
A. Use the reciprocal of the second fraction (divisor), add the numerators and multiply the denominators. B. Use the reciprocal of the second fraction (divisor) and multiply. C. Add the numerators and multiply the denominators. D. Add the numerators and factor the denominators.
Mathematics