Solve the problem.Only one of the following equations does not require Step 1 of the method for completing the square. Which one is it?

A. x2 - x = 6
B. (2x - 5)(x - 6) = 0
C. (2x - 5)2 = 6
D. 2x2 - 5x - 6 = 0


Answer: A

Mathematics

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Provide an appropriate response.For the points P(1, 6), Q(3, 10), R(6, 1) and S(18, -5), indicate whether  is perpendicular to . Explain.

A. The slopes of the lines are the same, therefore  is perpendicular to .
B. The slopes of the lines are the same, therefore  is not perpendicular to .
C. The product of the slopes of the lines is -1, therefore  is perpendicular to .
D. The product of the slopes of the lines is 1, therefore  is not perpendicular to .

Mathematics

Translate to an equation and solve.  What is 5% of 93? Round to the nearest hundredth if necessary.

A. 4.84 B. 0.05 C. 484 D. 48.4

Mathematics

Use the given conditions to write an equation for the line in slope-intercept form.Passing through (5, -7) and parallel to 9x + 5y = 15

A. y = - x - 7
B. y = - x + 2
C. y = x + 2
D. y = - x + 15

Mathematics

Simplify. +2-  

A. - 
B.
C.
D.

Mathematics