Select the pair of equations whose graphs are perpendicular!?
A) 5x-8y=9, 12x-5y=7;
B)...
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Mathematics, 08.06.2021 21:40 ForbesDrew
Select the pair of equations whose graphs are perpendicular!?
A) 5x-8y=9, 12x-5y=7;
B)y=2x-7, x+2y=3
C)x +6y=8, y=2x-8;
D)2y=-3x+5, 2x+3y=4..
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