Determine the equation of the given line, as well as the slope of the line. If the slope is undefined, state this.

A. x = -4, m: undefined
B. y = x - 4, m = 0
C. y = -4, m: undefined
D. y = x - 8, m = 1


Answer: A

Mathematics

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Evaluate the integral by using a substitution prior to integration by parts.

A. 2 - 2x   + C
B. 2 + 2x  - 2x + C
C. 2 - x  + x + C
D. 2 - 2x  + 2x + C

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Answer the question or complete the sentence to make a true statement.The sum of three negative numbers will always be a    number.

A. Negative B. Positive

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An investor purchased a piece of waterfront property. Because of the development of a marina in the vicinity, the market value of the property is expected to increase according to the rule   where V(t) is measured in dollars and t is the time in years from the present. If the inflation rate is expected to be 10% compounded continuously for the next 8 years, what is P(t) expected to be in 4 years? Round your answer to the nearest dollar. ?

A. $136,669 B. $136,649 C. $136,679 D. $136,659 E. $136,639

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Find all solutions to the equation.cos x = - 

A. x =  + 2n?, x =  + 2n?, for integers n
B. x =  + 2n?, x =  + 2n?, for integers n
C. x =  + 2n?, x =  + 2n?, for integers n
D. x =  + 2n?, x =  + 2n?, for integers n

Mathematics