Perform the operation. Write the answer as a mixed number.-  - 

A. - 2 
B. - 8
C. - 1 
D. -  


Answer: A

Mathematics

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Simplify the expression using the order of operations.-3 + 6(4)

A. -12 B. -21 C. 27 D. 21

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Solve the problem.A circular oil slick spreads so that as its radius changes, its area changes. Both the radius r and the area A change with respect to time. If dr/dt is found to be 2.3 m/hr, find dA/dt when r = 34.5 m. Hint:  and, using the Chain Rule,  =  ? .

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Determine the slope and the y-intercept.y = 1.5x - 5.6

A. Slope -5.6, y-intercept (0, 1.5) B. Slope 1.5, y-intercept (0, -5.6) C. Slope -1.5, y-intercept (0, -5.6) D. Slope 1.5, y-intercept (0, 5.6)

Mathematics