# Various Forms Of Equation Of A Line Free Doubts and Solutions

### CBSE - XI Science - Mathematics - Straight Lines

## By using concept of equation of a line proove that the three points (3,0)(-2,-2)(8,2)are collinear

**khushipattidar595**5th November 2018, 8:48 AM

### CBSE - XI Science - Mathematics - Straight Lines

## 6th sum plz Plz answer questions fastly.u take so much time

**lovemaan5500**7th October 2018, 12:16 PM

### CBSE - XI Science - Mathematics - Straight Lines

## 17th?

**smanishkumar2002**4th August 2018, 8:34 PM

### CBSE - XI Science - Mathematics - Straight Lines

## 15th?

**smanishkumar2002**4th August 2018, 8:34 PM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the equations of the medians of a triangle whose sides are given by the equations 3x + 2y + 6 = 0 , 2x - 5y + 4=0 x - 3y - 6 =0

**haroonrashidgkp**16th January 2018, 1:41 PM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the equation of line cutting off an intercept -2 from the y - axis and equally inclined to the axes

**haroonrashidgkp**16th January 2018, 1:33 PM

### CBSE - XI Science - Mathematics - Straight Lines

## Solve Question Number 50th both AandB?

**hemanttkumarr**2nd December 2017, 10:03 PM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the vertices of a triangle midpoint of whose sides are (3,1), (5,6)and ( - 3,2)?

**hemanttkumarr**9th October 2017, 7:11 PM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the equation of the line passing through (5, 4) and perpendicular to the line through the points (3, 7) and (- 4, 8).

**Topperlearning User**28th September 2017, 10:58 AM

### CBSE - XI Science - Mathematics - Straight Lines

## The perpendicular from the origin to a line meets it at the point (3, –7), find the equation of the line.

**Topperlearning User**28th September 2017, 10:52 AM

### CBSE - XI Science - Mathematics - Straight Lines

## Q)

**araima2001**28th February 2017, 11:47 AM

### CBSE - XI Science - Mathematics - Straight Lines

## Q)

**araima2001**19th December 2016, 12:32 PM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the equation of the circle which passes through the points (2,-2), and (3, 4) and whose centre lies on the line x + y = 2.

**Topperlearning User**20th October 2016, 5:33 AM

### CBSE - XI Science - Mathematics - Straight Lines

## In what ratio, the line joining (-2, 3) and (3, 5) is divided by the line 2x + y = 5.

**Topperlearning User**20th October 2016, 5:08 AM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the equation of line drawn perpendicular to the line , through the point where it meets the y-axis.

**Topperlearning User**20th October 2016, 5:03 AM

### CBSE - XI Science - Mathematics - Straight Lines

## If the system of equations ax + hy + g = 0 ¸ hx + by + f = 0 ¸ ax² + 2hxy + by² + 2gx +2fy + c + t = 0 has a unique solution and (abc + 2fgh − af² − bg² − ch²) ÷ (h² − ab) = 8 , then find t

**yeeshuraj3**25th July 2016, 5:24 PM

### CBSE - XI Science - Mathematics - Straight Lines

## a line L is drawn from P(4,3) to meet the lines L1: 3x+4y+5=0 and L2:3x+4y+15=0 at point A and B respectively. From A a line perpendicular to L is drawn meeting the line L2 at P. Similarly from B a line perpendicular to L is drawn meeting the line L2 at Q. Thus a paralleogram APBQ is formed. Find the equation(s) of L so that the area of the parallelogram APBQ is least.

**kumar.ashlesha**21st July 2016, 2:08 PM

### CBSE - XI Science - Mathematics - Straight Lines

## A Straight line through the origin O meets the parallel lines 4x+ 2y =9 and 2x+ y +6 =0 at points
P and Q respectively. Find the ratio in which the point O divides the line segment PQ.

**ahuja8087**14th March 2016, 3:09 PM

### CBSE - XI Science - Mathematics - Straight Lines

## The midpoints of the sides BC,CA & AB of a triangle are D(2,1),E(-5.7) & F(-5,-5)respectively. Find the equations of the sides of triangle ABC.

**Ravikant**8th November 2015, 9:06 AM

### CBSE - XI Science - Mathematics - Straight Lines

## find the equation of a line passing through the origin and making an angle of 120 degree with the positive direction of the x-axis

**nakulashish47**24th September 2015, 11:26 AM

### CBSE - XI Science - Mathematics - Straight Lines

## <div><img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=dfb866f9babcbca257594a6e33232a75.png" alt="F i n d space t h e space e q u a t i o n space o f space t h e space s t r a i g h t space l i n e space w h o s e space i n t e r c e p t s space o n space x minus a x i s space a n d space y minus a x i s space a r e space r e s p e c t i v e l y space t w i c e space a n d space t h r i c e space o f space t h o s e space b y space t h e space l i n e space 3 x plus 4 y equals 12." align="middle" /></div>

**surajsubedi14**5th March 2015, 11:21 AM

### CBSE - XI Science - Mathematics - Straight Lines

## <div><img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=33977c7453ca62ca61a07008bf945e56.png" alt="F i n d space t h e space e q u a t i o n space o f space t h e space l i n e space p a s sin g space t h r o u g h space t h e space p o i n t space o f space i n t e r s e c t i o n space o f space t h e space l i n e s space 4 x minus 7 y minus 3 equals 0 space a n d space 2 x minus 3 y plus 1 equals 0." align="middle" /></div>

**surajsubedi14**5th March 2015, 11:04 AM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the equation of the line perpendicular to the line whose equation is 6x - 7y + 8 = 0 and that passes through the point of intersection of the two lines whose equations are 2x - 3y - 4 = 0 and 3x + 4y - 5 = 0.

**Topperlearning User**24th December 2014, 1:16 PM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the co-ordiantes of the foot of the perpendiculr drawn from the point (1,-2) on the line y = 2x + 1.

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the equation of the line which passes through the point (3,4) & the sum of its intercepts on the axes is14.

**Topperlearning User**4th June 2014, 1:23 PM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the equation of the lines which cut off intercepts on the axes whose sum and product are 2 and - 8 respectively.

**Topperlearning User**30th April 2014, 8:22 AM

### CBSE - XI Science - Mathematics - Straight Lines

## If the lines 3x - 5y + 3 = 0, 5x + 7y - k = 0 and 2x - 3y - 5 = 0 are concurrent, find the value of k.

**Topperlearning User**30th April 2014, 8:14 AM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the equation of the line passing through the point of intersection of the lines 5x - 2y + 7 = 0 and 3x - 4y - 5 = 0 that has equal intercepts on the axes.

**Topperlearning User**30th April 2014, 8:09 AM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the equations of the lines through the point (3, 2) which are at an angle of 45o with the line x -2y = 3.

**Topperlearning User**29th April 2014, 3:42 PM

### CBSE - XI Science - Mathematics - Straight Lines

## If three lines whose equations are y = mx + a, y = nx + b and y = px + c are concurrent, then show that m (b - c) + n (c - a) + p (a - b) = 0.

**Topperlearning User**29th April 2014, 1:05 PM

### CBSE - XI Science - Mathematics - Straight Lines

## Find the equation of a line which cuts off an intercept of length -8 on y-axis & is parallel to the line joining the points (-3,2) & (-1,4).

**Topperlearning User**11th February 2014, 12:24 PM

### CBSE - XI Science - Mathematics - Straight Lines

## Prove that the three points (3, 0), (-2, -2) and (8, 2) are collinear.

**Topperlearning User**10th February 2014, 2:52 PM