SOLUTION: The line passing through ​(−1​,y) and ​(1,0​) is perpendicular to the line joining ​(4,4​) and (−2,1). Find y.
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Question 1079964: The line passing through (−1,y) and (1,0) is perpendicular to the line joining (4,4) and (−2,1). Find y.
Answer by josgarithmetic(39630) (Show Source): You can put this solution on YOUR website!
Slope of line containing (4,4) & (-2,1):
Slope of line containing (-1,y) & (1,0), to be perpendicular, must be , negative reciprocal of the other line.
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