Perform the indicated operation. Simplify if possible. - 

A. - 
B.
C. - 
D.


Answer: D

Mathematics

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Find the indicated set.Let U = Universal set = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {2, 3, 4, 5, 8}, B = {1, 4, 6, 7, 9} and C = {2, 3, 4, 6}.Find .

A. {1, 5, 7, 8, 9} B. {0, 1, 5, 7, 8, 9} C. {0, 1, 5, 6, 7, 8, 9} D. {2, 3, 4, 6}

Mathematics

Provide an appropriate response.Explain why, when one number is a factor of another, the least common denominator of the numbers is the larger number.

What will be an ideal response?

Mathematics

A rectangular piece of sheet metal is ft longer than it is wide. (See the figure below.) The area of the piece of sheet metal is  

src="https://sciemce.com/media/3/ppg__cognero__Section_11.3_Applications_Involving_Quadratic_Equations__media__98e9d5a7-cc4f-4690-b1dd-faeaaef2d5e8.PNG" />Find its length and width. 

A.
B.
C.
D.
E.

Mathematics

Solve the problem.The life span of a certain insect in days is uniformly distributed over the interval  What is the expected life of this insect?

A. 28 days B. 29 days C. 30 days D. 26 days

Mathematics