Find the exact value of the expression.

A. - 
B.
C.
D. - 


Answer: D

Mathematics

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Solve the problem.Three cards are drawn in order from a well shuffled deck of 52 cards. The probability that all three cards are clubs is given by

A. .
B. .
C. .
D. .
E. none of these

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Solve the equation and express the solution in exact form.log(x + 10) = 1 + log(4x - 3)

A. {1}
B.
C.
D.

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Find all real solutions to the equation. +  = -1

A.
B. {0}
C. {5}
D. ?

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Provide an appropriate response.Determine the measure of the acute angle ? for which cos ? = .

A. 45°  
B. 60°  
C. 30°  
D. 90°  

Mathematics