Determine the power of 10 needed to write the decimal in scientific notation.68,780,000 = 6.878 × 10n
A. 8
B. 5
C. 7
D. 6
Answer: C
Mathematics
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Solve the equation.
- 
= 1
A. {3} B. {-3, -1} C. ? D. {3, -1}
Mathematics
Estimate the sum or difference by first rounding each number to the nearest hundred.799.18 + 759.774 + 449
A. 2100 B. 1900 C. 1800 D. 2000
Mathematics
Write out the terms of the series.
A. 2 + 7 + 12 + 17 + 22 + 27 B. 60 C. 1 + 2 + 7 + 12 + 17 + 22 D. 2 + 7 + 12 + 17 + 22 + 27 + ...
Mathematics
Solve the logarithmic equation.log4x = 5
A. 10,000 B. 20 C. 1024 D. 625
Mathematics