Solve.A $310 fax machine is on sale at 45% off. Find the discount.

A. $170.50
B. $139.50
C. $296.05
D. $13.95


Answer: B

Mathematics

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Use a graphing calculator to find the inverse of the matrix.



a.
b.
c.
d.
e.

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Determine the distance between the pair of points. Give an exact answer.(4, 5) and (-5, 7)

A.
B.
C.
D.

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Solve for x and express the answer to the nearest hundredth. 

A. 44.70 m B. 15.29 m C. 122.80 m D. 39.47 m

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Decide whether the pair of lines is parallel, perpendicular, or neither.x = 4y = -2

A. parallel B. perpendicular C. neither

Mathematics