Solve for x and y .


Mathematics

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Provide an appropriate response.Determine the value(s) that must be excluded as possible solutions to the rational equation:  

Fill in the blank(s) with the appropriate word(s).

Mathematics

Solve the problem.The weekly sales in thousands of items of a product has a seasonal sales record approximated by  (t is time in weeks with  referring to the first week in the year). During which week(s) will the sales equal 79,020 items?

A. week 4 and week 47 B. week 30 and week 47 C. week 21 and week 30 D. week 4, week 20, and week 52

Mathematics

Suppose X is a normal random variable with  and . Find

variablename="impvar_add6327c6f954101a9a693ef0" />. Round your answer to four decimal places.
?

A.
B.
C.
D.
E.

Mathematics

Write in exponent form.7 ? 7 ? 7

A. 73 B. 71 C. 37 D. 3 ? 7

Mathematics