Find the domain of x in the expression.
?

?

A.
B.
C.
D.
E.

Answer: C

Mathematics

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Provide an appropriate response.Given the coefficient matrix A and the final demand matrix D stated below, find (I - A)-1 and find the output matrix X.A =   C = 

A.
(I - A)-1 =  ; X = 

B.
(I - A)-1 =  ; X = 

C.
(I - A)-1 =  ; X = 

D.
(I - A)-1 =  ; X = 

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Mathematics

Find the perimeter of the given square or rectangle.A square measuring 27 cm on a side

A. 729 cm B. 108 cm C. 54 cm D. 118 cm

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Mathematics

Identify the radicand.

A. x + 2
B.
C. x
D.

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Mathematics

Factor the trinomial completely.3x5 + 6x4 - 45x3

A. 3x3(x2 + 2x - 15) B. x3(x + 5)(3x - 9) C. 3x3(x + 5)(x - 3) D. x3(3x + 15)(x - 3)

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Mathematics