Express the number in scientific notation.0.0000004
A. 4 × 10-6
B. 4 × 10-8
C. 4 × 10-7
D. 4 × 10-9
Answer: C
Mathematics
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Graph the function. Determine the symmetry, if any, of the function.y = (-x)5/2
A. No symmetry
B. No symmetry
C. Symmetric about the y-axis
D. Symmetric about the y-axis
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Change 1.5 to a percent.
A. 0.015% B. 150% C. 1.5% D. 15%
Mathematics
Evaluate.
A. -i B. -1 C. i D. 1
Mathematics
Solve the problem.Suppose you pay $3.00 to roll a fair die with the understanding that you will get back $9.00 for rolling a 5 or a 1, nothing otherwise. What are your expected winnings?
A. $3.00 B. $9.00 C. $0 D. -$3.00
Mathematics