Solve the logarithmic equation. Be sure to reject any value that is not in the domain of the original logarithmic expressions. Give the exact answer.log2 (x + 1) - log2 (x - 3) = 4
A. {- 
}
B. {
}
C. {
}
D. ?
Answer: B
Mathematics
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Use logarithmic differentiation to find the derivative of y.y = sin x
A. sin x
B. sin x
C. sin x
D. 
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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 7cos ?x, y = 0, x = -0.5, x = 0.5
A. 
?
B. 98?
C. 
?
D. 49?
Mathematics
Find the domain of f and write it in interval notation.f(x) = 2 log3(x4)
A. (0, ?)
B. 
C. (-?, 0) ? (0, ?)
D. (2, ?)
Mathematics
Determine what signs on values of x and y would make the statement true. Assume that x and y are not 0.x2y < 0
A. y must be negative. B. x and y have different signs. C. x and y must be negative. D. x must be negative.
Mathematics