{"id":6910,"date":"2021-10-21T22:29:15","date_gmt":"2021-10-21T16:59:15","guid":{"rendered":"https:\/\/mathemerize.com\/?p=6910"},"modified":"2021-10-25T09:45:45","modified_gmt":"2021-10-25T04:15:45","slug":"let-a-b-c-and-d-be-non-zero-numbers-if-the-point-of-intersection-of-the-lines-4ax2ayc0-and-5bx2byd0-lies-in-the-fourth-quadrant-and-is-equidistant-from-the-two-axes-then","status":"publish","type":"post","link":"https:\/\/mathemerize.com\/let-a-b-c-and-d-be-non-zero-numbers-if-the-point-of-intersection-of-the-lines-4ax2ayc0-and-5bx2byd0-lies-in-the-fourth-quadrant-and-is-equidistant-from-the-two-axes-then\/","title":{"rendered":"Let a, b, c and d be non-zero numbers. If the point of intersection of the lines 4ax+2ay+c=0 and 5bx+2by+d=0 lies in the fourth quadrant and is equidistant from the two axes, then"},"content":{"rendered":"
Since, (\\(\\alpha\\), -\\(\\alpha\\)) lie on 4ax+2ay+c=0 and 5bx+2by+d=0.<\/p>\n
\\(\\therefore\\) 4a\\(\\alpha\\) + 2a\\(\\alpha\\) + c = 0 \\(\\implies\\) \\(\\alpha\\) = \\(-c\\over 2a\\)\u00a0 …..(i)<\/p>\n
Also, 5b\\(\\alpha\\) – 2b\\(\\alpha\\) + d = 0 \\(\\implies\\) \\(\\alpha\\) = \\(-d\\over 3b\\)\u00a0 \u00a0 …..(i)<\/p>\n
from equation (i) and (ii),<\/p>\n
\\(-c\\over 2a\\) = \\(-d\\over 3b\\)<\/p>\n
3bc = 2ad<\/p>\n
Find the distance between the line 12x \u2013 5y + 9 = 0 and the point (2,1)<\/a><\/p>\n If the line 2x + y = k passes through the point which divides the line segment joining the points (1,1) and (2,4) in the ratio 3:2, then k is equal to<\/a><\/p>\n The x-coordinate of the incenter of the triangle that has the coordinates of mid-point of its sides as (0,1), (1,1) and (1,0) is<\/a><\/p>\n If p is the length of the perpendicular from the origin to the line \\(x\\over a\\) + \\(y\\over b\\) = 1, then prove that \\(1\\over p^2\\) = \\(1\\over a^2\\) + \\(1\\over b^2\\)<\/a><\/p>\n