Express the number in scientific notation.0.000487
A. 4.87 × 10-5
B. 4.87 × 104
C. 4.87 × 10-4
D. 4.87 × 10-3
Answer: C
Mathematics
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Add or subtract.0.76 + (-7.621)
A. -8.281 B. -8.381 C. -6.861 D. 5.792
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Determine whether the equation defines y as a function of x. -7x + x2 + 73 = y
A. function B. not a function
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Find the sum. Simplify when necessary.5 + 3
A. 9 B. 5 C. 8 D. 3
Mathematics
Suppose that the function with the given graph is not f(x), but f'(x). Find the locations of all extrema, and tell whether each extremum is a relative maximum or minimum.
A. Relative minimum at 2 B. Relative maximum at 2 C. Relative minima at -1 and 2 D. Relative minimum at 2
Mathematics