Perform the indicated operations. 

A. -3
B. -30
C. 3
D. 11


Answer: A

Mathematics

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Use the chart to answer the question.The NSC (Not So Consistent) Corporation has just completed its first year of business. The following chart shows its monthly profit (or loss). Month Profit (Loss) in DollarsJanuary-14,526February  1874March    -8977April  -14,107May  14,073June  14,632July  -13,834August  -13,170September  -4860October  6630November  -3338December  -974When was the loss greatest?

A. December B. June C. November D. January

Mathematics

Provide an appropriate response.Solve the quadratic equation by completing the square: x2 + 8x + 12 = 0

A. x = -2, -6 B. x = 1.3, -9.3 C. x = 2, 6 D. x = -4, -4

Mathematics

Find the exact value of y, or state that y is undefined.y = cos-1 (-4)

A. ? B. undefined C. 0 D. -4

Mathematics

Find an equation of variation in which y varies directly as x and the following is true.y = 0.9, when x = 0.5

A. y = x
B. y = x
C. y = 
D. y = 0.9x

Mathematics