Find the center and the radius of the circle.(x - 3)2 + (y + 5)2 = 25

A. (-5, 3), r = 5
B. (5, -3), r = 25
C. (-3, 5), r = 25
D. (3, -5), r = 5

Answer: D

Mathematics

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Construct a truth table for the statement. Then determine if the statement is a tautology.~(~p ? q) ? (p ? ~ q)

A.
 
Is not a tautology.

B.
 
Is not a tautology.

C.
 
Is a tautology.

D.
 
Is a tautology.

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Provide an appropriate response.For the equation 4y =  x2, (a) is y a function of x? (b) Is x a function of y?

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

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Find the root. Assume that variables represent any real number.- 

A. -
B. x8
C.
D. - x8

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Solve.(y - 6) - (y + 3) = 8y

A. y = - 
B. y = - 
C. y = - 
D. y = - 

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Mathematics