Sadhana Bhadoriya

Ex – 3.1 Que No. 6(i) Q.6) Given the linear equation 2x + 3y – 8 = 0, write another linear equation in two variables such that the geometrical representation of the pair so formed is: (i). Intersecting lines Solution:–

Ex – 3.1 Que No. 5 Q.5) Half the perimeter of a rectangular garden, whose length is 4 m more than its width, is36 m. Find the dimensions of the garden. Solution:–

Ex – 3.1 Que No. 4(iv) Q.4) Which of the following pairs of linear equations are consistent/inconsistent? If consistent, obtain the solution graphically: (iv). 2x – 2y – 2 = 04x – 4y – 5 = 0 Solution:–

Ex – 3.1 Que No. 4(iii) Q.4) Which of the following pairs of linear equations are consistent/inconsistent? If consistent, obtain the solution graphically: (iii). 2x + y – 6 = 04x – 2y – 4 = 0 Solution:–

Ex – 3.1 Que No. 4(ii) Q.4) Which of the following pairs of linear equations are consistent/inconsistent? If consistent, obtain the solution graphically: (ii). x – y = 83x – 3y = 16 Solution:–

Ex – 3.1 Que No. 4(i) Q.4) Which of the following pairs of linear equations are consistent/inconsistent? If consistent, obtain the solution graphically: (i). x + y = 52x + 2y = 10 Solution:–

Ex – 3.1 Que No. 3(v) Q.3) On comparing the ratios a1/a2, b1/b2 and c1/c2, find out whether the following pair of linear equations are consistent, or inconsistent. (v). 4/3 x + 2y = 82x + 3y = 12 Solution:–

Ex – 3.1 Que No. 3(iv) Q.3) On comparing the ratios a1/a2, b1/b2 and c1/c2, find out whether the following pair of linear equations are consistent, or inconsistent. (iv). 5x – 3y = 11–10x + 6y = –22 Solution:–

Ex – 3.1 Que No. 3(iii) Q.3) On comparing the ratios a1/a2, b1/b2 and c1/c2, find out whether the following pair of linear equations are consistent, or inconsistent. (iii). 3/2 x + 5/3 y = 79x – 10y = 14 Solution:–

Ex – 3.1 Que No. 3(ii) Q.3) On comparing the ratios a1/a2, b1/b2 and c1/c2, find out whether the following pair of linear equations are consistent, or inconsistent. (ii). 2x – 3y = 84x – 6y = 9 Solution:–