Solve the equation.2 + log3(2x + 5) - log3 x = 4

A.
B.
C.
D.


Answer: B

Mathematics

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Solve the problem.How many different three-digit numbers can be written using digits from the set {5, 6, 7, 8, 9} if digits may not be repeated?

A. 120 B. 20 C. 60 D. 10

Mathematics

Find the derivative of y with respect to x.y = 3 sin-1 (4x3)

A.
B.
C.
D.

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Find the function f?g and its domain if and .

What will be an ideal response?

Mathematics

Use a calculator to find the approximate value of the composition. Round your answer to four decimal places. The expression may be undefined.cos (cos-1 (-0.9372))

A. -0.4686 B. 0.9372 C. 0.4686 D. -0.9372

Mathematics