Write the equation of a sine function that has the given characteristics.Amplitude: 2Period: 3?Phase Shift: - 
A. y = 2 sin
B. y = 2 sin
C. y = 2 sin
D. y = 2 sin
Answer: B
Mathematics
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Factor completely, or state that the polynomial is prime.3x3 - 147x
A. 3(x + 7)(x2 - 7x) B. 3x(x + 7)(x - 7) C. x(x + 7)(3x - 21) D. prime
Mathematics
Express the following in interval notation.
A. (-?, -3) ? [1, ?) B. (-?, -3] ? (1, ?) C. [-3, 1) D. (-?, -3) ? (1, ?)
Mathematics
Simplify the expression.5-3
A. 
B. -125
C. 125
D. 
Mathematics
Use the laws of exponents to simplify. Write the answer with positive exponents.x1/4 ? x3/4
A. x
B. 
C. x3/4
D. x3/16
Mathematics