Plotting a St...

Plotting a Straight Line

Trending Questions

What is the equation of a line, in general form, with a point $(- 3, 0)$ and an undefined slope?

$x + 3 = 0$
$y + 3 = 0$
$x - 3 = 0$
$y - 3 = 0$

Q. Given the linear equation

2 x + 3 y - 8 = 0

, write another linear equation in two variables such that the geometrical representation of the pair so formed is:
(i) intersecting lines (ii) parallel lines (iii) coincident lines

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______ satisfies the equation $3 x + 4 y = 2$ .

(2, 1)
(-2, 1)
(2, -1)
(2, 2)

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Q. The value of D for the equations 2x - 20 = 6y and x - 1 = y is ___ .

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Choose correct alternative for each of the following questions
(1) To draw graph of 4x +5y = 19, Find y when x = 1.

A) 4

(B) 3

(D) –3

(2) For simultaneous equations in variables x and y, D_x= 49, D_y = –63, D = 7 then what is x ?

A) 7

(B) –7

(C)

\frac{1}{7}

(D)

\frac{- 1}{7}

(3) Find the value of

|\begin{matrix} 5 & 3 \\ - 7 & - 4 \end{matrix}|

A) –1

(B) –41

(D) 1

(4) To solve x + y = 3 ; 3x – 2y – 4 = 0 by determinant method find D.

A) 5

(B) 1

(D) –1

(5) ax + by = c and mx + ny = d and an ≠ bm then these simultaneous equations have -

(A)	Only one common solution.	(A)	No solution.
(C)	Infinite number of solutions.	(D)	Only two solution.

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Q. How to find the principal solution for an equation cot X= -root 3

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Q. A is a point on the x axis with abscissa "-12" and B is a point on the y axis with ordinate 5. Find distance AB

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(1, 2)

is a point on the line.

$x + 2 y = 5$
$2 x + y = 5$
$4 x - y = 5$

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What is the minimum number of points required to draw a single line?

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Find the point at which the line represented by the equation $6 x + 5 y = 9,$ intersects the x-axis.

$(0, \frac{3}{2})$
$(\frac{3}{2}, 0)$
$(1, 0)$
$(2, 3)$

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Question 1
Graphically, the pair of equations
6x – 3y + 10 = 0
x – y + 9 = 0
Represents two lines which are
(A) intersecting at exactly one point.
(B) intersecting at exactly two points.
(C) coincident.
(D) parallel.

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Q. The co-ordinate is the perpendicular distance of the point from the x-axis.

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Q. Check whether the pair of equations

x + 3 y = 6

, and

2 x - 3 y = 12

is consistent. If so, solve graphically

No; $x = 6, y = 0$
Ambiguous
Yes; $x = 6, y = 0$
Data insufficient

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Q. What is general solution for equation cos4θ=cos2θ Is θ =nπ also general solution for this equation?

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Q. On comparing the ratios

\frac{a_{1}}{a_{2}}, \frac{b_{1}}{b_{2}}

and

\frac{c_{1}}{c_{2}}

find out whether the lines representing the following pair of linear equations intersect at a point, are parallel or coincident:

x + 2 y = 8; 5 x - 10 y = 10

Intersect at a point
None of these
Parallel
Concident

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Q. The graph of the linear equation

2 x + 3 y = 6

is a line which meets the

x -

axis at the point

$(0, 2)$
$(2, 0)$
$(3, 0)$
$(0, 3)$

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The line $x - 3 = 0$ will be on the right side of the Y axis.

False
True

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Q. Which of the following is the graph representing

2 x - y = 10 ?

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Q. How many solutions does the pair of equatuons x+2y=3and 1/2x+y-3/2 have

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How many minimum number of points are required to draw a single line ?

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Q. Which of the following is the graph representing

2 x - y = 10 ?

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Q. Sonal and Amole made a sequence of tile designs from square white tiles surrounding one square purple tile. The purple tiles come in many sizes. Three of the designs are shown below.
Draw a graph using the first five pairs of numbers in your table.

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Q. The straight line graph can be obtained if the 2 quantities are directly proportional to each other but in a case linear polynomial is straight line graph how is that possible

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The line $x - 3 = 0$ will be on the right side of the Y axis.

True
False

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Q. Do the following equations represents a pair of coincident line

R s

Justify you answer.

- 2 x - 3 y = 1

and

6 y + 4 x = - 2

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The ordered pair $(0, - 1), (1, 0), (2, 3), (3, 8)$ and $(4, 15)$ Graph the ordered pair. Is the function linear?

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