i cant the way of finding the intersection point. but i can understand the way of finding of intersection of normal . can someone show me other simpler way of finding the intersection point?
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Remember that the planes intersect at infinitely many points which make a line. In the second picture they just choose y=1 because it's an easy number and they find the values of x and z which intersect both planes and y=1
do u mean i can substitute any easy number for x y or z ?
Yes you can
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