Simplify the complex rational expression.

A.
B.
C. x2 + 1
D. 1

Answer: B

Mathematics

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Let U = {1, 2, 4, 5, a, b, c, d, e}. Find the complement of the set.P = {a, b, d, e, 1, 2, 4, 5}

A. U B. ? C. {c, 3} D. {c}

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Convert to logarithmic form.4 = 

A. log4 =  
B. log8/9 4 = 
C.  =  
D. log8/9  = 4

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Provide an appropriate response.After multiplying decimals, count the total number of decimal digits to the right of the decimal points in the factors to determine the placement of the decimal point in the product.

A. True B. False

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Solve the problem.Brian buys a book for a class he is taking. To find the sales tax, he needs to multiply by 0.045. What must he pay in sales tax for the book if the selling price is $19? Round the answer to two decimal places.

A. $0.86 B. $0.76 C. $1.06 D. $0.91

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Mathematics