Evaluate the expression for the given value of x.-2x2, x = 5

A. -50
B. 20
C. 100
D. 50


Answer: A

Mathematics

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A. 9 
B.  
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D.

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A. ?


B. ?


C. ?


D. ?


E. ?


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A. - 
B.
C.
D.

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Solve the equation.log (x + 4) = log (4x - 5)

A.
B.
C.
D.

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