Write the expression in the standard form a + bi.
A. 
+ 
i
B. 
+ 
i
C. 
- 
i
D. 
- 
i
Answer: A
Mathematics
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Write the equation of a sine function that has the given characteristics.Amplitude: 3Period: ?Phase Shift: - 6
A. y = 3 sin (2x + 12)
B. y = sin (3x + 6)
C. y = 3 sin (x - 6)
D. y = 3 sin 
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Simplify. Assume that no radicands were formed by raising negative quantities to even powers.
A. 8n B. -8n C. 6n D. -2n
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Write the number in scientific notation.2,100,000
A. 2.1 × 10-7 B. 2.1 × 107 C. 2.1 × 10-6 D. 2.1 × 106
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Write the percent as a decimal.0.2%
A. 0.002 B. 0.02 C. 0.2 D. 0.003
Mathematics