The function f is one-to-one. Find its inverse.f(x) = x3 - 6
A. f-1(x) =
B. f-1(x) = + 6
C. f-1(x) = - 6
D. f-1(x) =
Answer: D
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Find percent notation for the number in decimal notation.0.0067 of all products produced at a certain factory contain defects.
A. 6.7% B. 0.67% C. 0.067 D. 67%
Find the best buy and give the unit price.Brand X 4 oz for $0.32Brand Y 6 oz for $0.54
A. Brand Y, $0.9 B. Brand X, $0.8 C. Equal value D. Brand Y, $0.8
Use Cramer's Rule to solve the system of equations. Use technology to compute the determinants involved.
A. {(3, -6, -9)} B. {(3, 6, 9)} C. {(6, 9, 6)} D. {(4, 4, 9)}
Solve the equation for ? if . Give your answer in degrees.
?
sin 2? + cos ? = 0
?
A. 90°, 210°, 270°, 330° B. 30°, 90°, 150°, 270° C. 0°, 120°, 180°, 240° D. 210°, 330° E. 0°, 60°, 180°, 300°