Evaluate the integral.dt

A.  - 
B. 56
C. 7 ln 8
D. 8


Answer: B

Mathematics

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Solve the inequality, and graph the solution set.x2 + 6x ? -8

A. [-2, ?)

B. (-?, -4]

C. (-?, -4] ? [-2, ?)

D. [-4, -2]

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Factor completely. If the polynomial is prime, state this.9x2y2 + 12xyz + 4z2

A. (3xy + 2z)2 B. Prime C. (3xy - 2z)2 D. (3xy + 2z)(3xy - 2z)

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Find the domain of the composite function f ? g.f(x) = ; g(x) = 

A. {x 
B. {x 
C. {x 
D. {x 

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Provide an appropriate response.Determine if the expression 6-11 is positive or negative.

A. Positive B. Negative

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