Expand the expression using the Binomial Theorem.(w - s)6
A. w6 - 8w5s + 17w4s2 - 22w3s3 + 17w2s4 - 8ws5 + s6
B. w6 - 6w5s + 15w4s2 - 20w3s3 + 15w2s4 - 6ws5 + s6
C. w6 - s6
D. w6 - 6w5s - 30w4s2 + 120w3s3 + 360w2s4 - 720ws5 - 720s6
Answer: B
Mathematics
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The present value of a perpetual stream of income that flows continually at the rate of P(t) dollars per year is given by the formula
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where r is the interest rate compounded continuously. Using this formula, find the present value of a perpetual net income stream that is generated at the rate of
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dollars per year.
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Hint: 
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A. 
B. ?
C. ?
D. ?
E. ?
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Find all values that make the expression undefined.
A. 5, -5 B. -7, -6 C. 7, -6 D. 0
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Match the equation with the appropriate graph.f(x) = 
A. 
B. 
C. 
D. 
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Graph the function.f(x) = -2x(x - 1)2
A. 
B. 
C. 
D. 
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