Evaluate the exponential expression. Write the answer as an improper fraction where appropriate.3

A.
B. - 
C. - 
D.


Answer: C

Mathematics

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A hypothesis test is to be performed. State the null and alternative hypotheses.A consumer group believes that the proportion of defects among computers produced by one manufacturer is greater than the 2% claimed by the company.

A. Null hypothesis: proportion of defectives = 2% Alternative hypothesis: proportion of defectives ? 2% B. Null hypothesis: proportion of defectives = 2% Alternative hypothesis: proportion of defectives > 2% C. Null hypothesis: proportion of defectives > 2% Alternative hypothesis: proportion of defectives = 2% D. Null hypothesis: proportion of defectives < 2% Alternative hypothesis: proportion of defectives > 2%

Mathematics

State the domain of the given function.f(x) = 

A. All real numbers x ? -5 B. All real numbers x ? 5 C. All real numbers x ? -5 D. All real numbers x ? 5

Mathematics

Solve the problem.If the given figure goes through a 90° clockwise rotation about P, followed by a 90° counterclockwise rotation of the resulting figure about Q, find the final image.

A.

B.

C.

D.

Mathematics

Provide an appropriate response.Solve the system of equations using the substitution method:3x + y = 11x + 2y = 12

A. (5, 2) B. (2, 5) C. (-2, 7) D. (22, -5)

Mathematics