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.log (5 + x) - log (x - 5) = log 3
A.
B. {-10}
C. ?
D. {10}
Answer: D
Mathematics
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Evaluate the integral.dx
A. - 3 tan-1 x +
ln(x2 + 1) + C
B. - ln
- 3 tan-1 x +
ln(x2 + 1) + C
C. - ln
+
ln(x2 + 1) + C
D. - ln
- 5 tan-1 x + ln(x2 + 1) + C
Mathematics
Write a chain rule formula for the following derivative. for w = f(x, y, z); x = g(s, t), y = h(s, t), z = k(s)
A. =
+
B. =
+
C. =
+
D. =
Mathematics
Find the average rate of change for the function over the given interval.y = 5x + 7 between x = -1 and x = 0
A.
B. 5
C. -28
D. -
Mathematics
Rationalize the numerator.
A.
B.
C.
D.
Mathematics