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arnold2619
16.12.2020 •
Mathematics
PLS HELP BRAINLIEST! What value would you plug in for "a" if you were to solve the quadratic equation below using the quadratic formula? x^2-4x=7
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Ответ:
(x+25) (x-21)
x= -25, 21...but only 21 fits in the equation because there is no such thing as a negative number when finding the dimensions of a rectangular floor
Length: 25 ft
Width: 21 ft