1) √2 2) 5/√2 3) 1/√2 4) 6 Solution: Given x + y = 1 ..(i) Let the equation of line parallel to (i) be x + y + k = 0 ..(ii) Let (1, 1)... View Article
1) 5√2 2) 2√5 3) 3√5 4) 5√3 Solution: We know that the distance of a point P(x1, y1) from a line ax + by + c = 0 is d = |(ax1 + by1 +... View Article
1) √10 2) 10 3) 5√2 4) 5 Solution: Given line is y = 7x - 25 …(i) Equation of circle is x2 + y2 = 25 …(ii) Put (i) in (ii) => x2 + (7x -... View Article
1) 7/13 2)12/13 3) 5/13 4) 1/13 Solution: We know that the length of the perpendicular from origin (0, 0) to the line ax + by + c = 0 is d =... View Article
1) 3x2 + 4y2 = 192 2) 4x2 + 3y2 = 192 3) x2 + y2 = 192 4) None of these Solution: Let P(h, k) be the point and the given point is A(4, 0).... View Article
1) Isosceles 2) Equilateral 3) Right angled 4) None of these Solution: Given x + y - 4 = 0 ..(i) 3x + y = 4 …(ii) x + 3y = 4 …(iii) We get... View Article
1) 3x – 2y + 5 2) 3x – 2y + 10 3) 2x + 3y – 5 4) 6x – 4y – 7 Solution: Line L cuts line AB at P. L is perpendicular to AB. AP = BP Slope of... View Article