Simplify.( + 2)( + 2)

A. 5 + 4
B.  + 4
C.  + 4 + 4
D.  + 2 + 2 + 4


Answer: D

Mathematics

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Solve the problem.In how many ways can 5 letters from the word PAYMENT be chosen and arranged?

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Find the real zeros of the function. List the x-intercepts of the graph of the function.F(x) = x4 - 50x2 + 49

A. x = -1, x = 1, x = -7, x = 7 B. x = -7, x = 7 C. x = -50, x = 50 D. x = -49, x = 49

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Introduce slack variables as necessary and write the initial simplex tableau for the problem.Maximize z = 4x1 + x2  subject to: 2x1 + 5x2 ? 11  3x1 + 3x2 ? 19   x1 ? 0, x2 ? 0 

A.  

B.  
 
C.  

D.  

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Graph the function.f(x) = 

A.

B.

C.

D.

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