Provide an appropriate response.Equating the numerators in the process of partial fraction decomposition, your friend has obtained the algebraic expression 
From this equation, what can you say about the original expression?
A. The original expression has repeated linear factors in the denominator.
B. The denominator of the original expression is 3x2 + 2x - 21.
C. The numerator of the original expression is 3x2 + 2x - 21.
D. The original expression has a non-reducible quadratic factor in the denominator.
Answer: B
Mathematics
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Evaluate the function.Find f(-4) when f(x) = 4x2 - 4x - 2
A. 78 B. 46 C. 30 D. 82
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Round the number as indicated.812,419 to the nearest hundred thousand
A. 1,000,000 B. 900,000 C. 800,000 D. 700,000
Mathematics
Determine a formula for the exponential function.
A. f(x) = 3 ? 2-x + 2
B. f(x) = 3 ? 
x
C. f(x) = 3 ? 2x - 2
D. f(x) = 12 ? 2x
Mathematics
Simplify. Assume that all variables represent positive real numbers.
A. 75x
B. 5
C. 3x2 
D. 5x
Mathematics