Examine x 2 -6x+ 5 = 0 have solutions x =5 and x = 1.
Answers
Answer:
1. Where the points (2,0).(-3,0) and (4,0) lie.
UHAPTER 4: UNEAR EQUATIONS IN TWO VARIABLES
2. Where the points (1,3), (2,3) and (4,3) lie.
3. Find out which of the following equation have x=2, y=1 as solution.
(a) 2x + 5y = 0 (b) 5x + 3y = 14
4. Examine if-2 is a solution of 2x + 4 = 5.
(0) 2x + 3y = 7
5. Solve 2x + 2 =10 and represent these
(One variable (ii) two variables
6. Find the value of x that satisfies the equation 2.4x - 0.4x = 6
7. Write four solutions for the following equations to x + y = 9
8. Express Y in terms of x and x in terms of Y from the following equation 7x -8y + 5 = 0
9. Examine if-2 is a solution of 4x +10 = 8.
10. Draw the graph of 3x + 2y = 6. Find the coordinates of the point where the graph
cuts the y-axis
11. Solve 25x-19-13-4x - 511= 3x - (6x -5) and represent the equation:
(0) One variable
(ii) two variables
12. If the point (3,4) lies on the graph of the equation 3y = ax + 7, find the value of a.
13. Draw the graph of the equation 2x + y = 6 Read a solution of the equation from the graph and verify
the same by actual substitution. Also find the points where the line meets the two axis.
14 Pind the valve of k if x =2. y = 1 is a solution of the equation 2x + 3y = k.
15. A number is three times the other. Write a linear equation in two variables to represent this
statement
16. Express y in terms ofx and in terms of y from the following equation 7x -8y + 5.
17 If the point (3,4) lies on the graph of the graph of the equation 3y = ax + 7, find the value of a.
ruject Refer history of mathematics sources from library or internet and prepare a poster or a document
ny teple of your interest. The students can choose several topics from history of mathematics, for doing a
Foject
or instance the topic can be about an Indian mathematician or the concept of zero in various ancient
vilizations.
TODAYS THOUGHT
All our dreams can come true, if we have the courage to pursue them.”
ANSWER :-)
SOLVING FOR X= 5
2−(6)(5)+5=0
−23≠0
False equation
SOLVING FOR X=1
2−(6)(1)+5=0
1≠0
False equation