Ex – 3.1 Que No. 3(i) 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. (i). 3x + 2y = 52x – 3y = 7 Solution:–
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Ex – 3.1 Que No. 2(iii) Q.2) On comparing the ratios a1/a2, b1/b2 and c1/c2, find out whether the lines representing the following pairs of linear equations intersect at a point, are parallel or coincident: (iii). 6x – 3y + 10 = 02x – y + 9 = 0 Solution:–
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Ex – 3.1 Que No. 2(ii) Q.2) On comparing the ratios a1/a2, b1/b2 and c1/c2, find out whether the lines representing the following pairs of linear equations intersect at a point, are parallel or coincident: (ii). 9x + 3y + 12 = 018x + 6y + 24 = 0 Solution:–
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Ex – 3.1 Que No. 2(i) Q.2) On comparing the ratios a1/a2, b1/b2 and c1/c2, find out whether the lines representing the following pairs of linear equations intersect at a point, are parallel or coincident: (i). 5x – 4y + 8 = 0 7x + 6y – 9 = 0 Solution:–
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Ex – 3.1 Que No. 1(ii) Q.1) Form the pair of linear equations in the following problems, and find their solutions graphically. (ii). 5 pencils and 7 pens together cost 50, whereas 7 pencils and 5 pens together cost 46. Find the cost of one pencil and that of one pen. Solution:–
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Ex – 3.1 Que No. 1(i) Q.1) Form the pair of linear equations in the following problems, and find their solutions graphically. (i). 10 students of Class X took part in a Mathematics quiz. If the number of girls is 4 more than the number of boys, find the number of boys and girls who
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History – The Rise of Nationalism in Europe Long Answers Type Questions Q.1) What steps did the French revolutionaries take to create a sense of collective identity among the French people? Ans) The following were the steps taken by the French revolutionaries to create a sense of collective identity among the French people Q.2) Briefly
History – The Rise of Nationalism in Europe Short Answers Type Questions Q.1) Who was Giuseppe Mazzini? How did he defeat the conservatives? Ans) Giuseppe Mazzini was an Italian revolutionary. He was born in Genoa in 1807 and became a member of the secret society of the Carbonari. Mazzini founded underground societies. The first was
History – The Rise of Nationalism in Europe Very Short Answers Type Questions Q.1) What is meant by conservatism? Ans) Conservatism is a political philosophy that emphasizes the importance of tradition, established institutions, and customs, and prefers gradual evolution over rapid change. Q.2) Explain the meaning of liberalism? Ans) The word ‘liberalism’ derives from the
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Ex – 2.2 Que No. 2(vi) Q.1) Find a quadratic polynomial each with the given numbers as the sum and product of its zeroes, respectively. (vi). 4, 1 Solution:-
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