Evaluate as requested.Given that f(x) = 4 + 4x, find f(6y).

A. 23 + 26y
B. 24 + 24y
C. 6 + 6y
D. 4 + 4y


Answer: B

Mathematics

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A hypothesis test is to be performed. State the null and alternative hypotheses.The governor of a state claims that since his tax cuts have taken effect, the unemployment rate has dropped. The unemployment rate in the state had been 6.3% prior to the tax cuts.

A. Null hypothesis: unemployment rate < 6.3%   Alternative hypothesis: unemployment rate = 6.3% B. Null hypothesis: unemployment rate > 6.3%   Alternative hypothesis: unemployment rate < 6.3% C. Null hypothesis: unemployment rate = 6.3%   Alternative hypothesis: unemployment rate ? 6.3% D. Null hypothesis: unemployment rate = 6.3%   Alternative hypothesis: unemployment rate < 6.3%

Mathematics

Express the integrand as a sum of partial fractions and evaluate the integral. dx

A. ln   + C
B. ln   + C
C. ln   + C
D. ln   + C

Mathematics

Divide. Express the quotient in lowest terms. ÷ 

A.
B.
C. - 
D.

Mathematics

Convert the expression. ? ?

A. ?
B. ?
C. ?
D. ?
E. ?

Mathematics