Mathematics, 01.08.2019 13:47 zoelynn8386
Two thumbtacks are placed at the points (-5, 0) and (0, 5). a piece of string is attached to both tacks. the string is then used to guide a pencil to draw an ellipse. the equation of the ellipse is x^2/49 + y^2/16 = 1 how long is the piece of string?
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Two thumbtacks are placed at the points (-5, 0) and (0, 5). a piece of string is attached to both ta...
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