|=0 (3k−25)−2(6−10)−2(−10+2k)=0 3k−25+8+20−4k=0 k=3 So, the equations of two lines are, x+y−3=0‌ and ‌x+3y−1=0 The intersection points of the line are (4,-1) and distance from ‌ origin is ‌d=√17 The product of distance from origin to line is, p‌‌=|‌