Solve the equation by the method of your choice. Simplify irrational solutions, if possible.4x2 + 8x + 1 = 0

A.
B.
C.
D.


Answer: D

Mathematics

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Using Green's Theorem, find the outward flux of F across the closed curve C.F = (-8x + 3y)i + (3x - 8y)j; C is the region bounded above by y = -3x2 + 8 and below by  in the first quadrant

A. 80
B. - 30
C. - 
D. 112

Mathematics

Solve the problem.Two airplanes leave an airport at the same time, one going southwest (bearing 225°) at 420 mph and the other going due east at 337 mph. Approximate the distance , to the nearest mile, between the two planes after 3 hours.

A. 2100 mi B. 1676 mi C. 1792 mi D. 700 mi

Mathematics

Provide an appropriate response.The eccentricity of ellipse A is eA= 0.2 and the eccentricity of ellipse B is eB = 0.81. Which ellipse is flatter?

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

Mathematics

Decide whether the proportion is true or false. = 

A. True B. False

Mathematics