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Find the point (x,y) of x^2+14xy+49y^2=100 that is closest to the origin and lies in the first quadrant.? Solve the equation 2cos(x+7pi/4)= square root of 3 ,which lie in [0,2pi) .find smallest and largest solution. Please show details ! Thanks? How can rates be converted to unit rates? How do you do this math question?
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