Write the given number in scientific notation.0.000007823 Give the answer to three significant digits.
A. 7.82 × 10-7
B. 7.82 × 106
C. 7.82 × 10-5
D. 7.82 × 10-6
Answer: D
Mathematics
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Evaluate the expression.
A. 56
B. 48,000
C. 2!
D. 
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Find the requested value.f(8) for f(x) = 
A. -32 B. 56 C. 64 D. 9
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Identify the unknown amount as the portion, rate, or base.50% of what number is 54?
A. rate B. portion C. base
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Solve the compound inequality. Other than ?, graph the solution set on a number line.-7x + 1 ? 15 or 3x + 3 ? -9
A. [-4, ?)
B. [-4, -2]
C. [-2,?)
D. (-?, ?)
Mathematics