If a + b + c = 0, prove the following: (i) (b + c) (b – c) + a (a + 2b) = 0 Given a + b + c = 0 the a + b = -c, b + c = -a, c + a = -b we have L.H.S = (b +… Continue reading Multiplication of Polynomials – Exercise 3.1.5-Class 9
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Multiplication of Polynomials Exercise 3.1.5-Class 9
If a + b + c = 0, prove the following: (i) (b + c) (b – c) + a (a + 2b) = 0 Given a + b + c = 0 the a + b = -c, b + c = -a, c + a = -b we have L.H.S = (b +… Continue reading Multiplication of Polynomials Exercise 3.1.5-Class 9
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School v/s Stress!
High school is a schooling after primary school and before higher education. In elementary school there used to be much leisure hours, lots of free time and you were handled by teachers who always considered you as a child. Whereas in high school, you will never be considered as a child, you have be firm… Continue reading School v/s Stress!
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What's after "BREAKUP"?!
Haha! A serious topic but a smile on face! Yep! These days it has become a trend to have boyfriend/girlfriend 😀 The one who is single is always used to be teased by peer groups! Though it is not funny, but it is reality! Being a student there are a lot of responsibilities which has… Continue reading What's after "BREAKUP"?!
What’s after “BREAKUP”?!
Haha! A serious topic but a smile on face! Yep! These days it has become a trend to have boyfriend/girlfriend 😀 The one who is single is always used to be teased by peer groups! Though it is not funny, but it is reality! Being a student there are a lot of responsibilities which has… Continue reading What’s after “BREAKUP”?!
Probability – Exercise 15.1 – Class 10
1. Complete the following statements: (i) Probability of an event E + Probability of the event ‘not E’ = _______. (ii) The probability of an event that cannot happen is _________. Such as event is called _________. (iii) The probability of an event that is certain to happen is _________. Such as event is called ________.… Continue reading Probability – Exercise 15.1 – Class 10
Polynomials – Exercise 2.4 – Class 10
1. Verify that the numbers given alongside of the cubic polynomials below are their zeroes. Also verify the relationship between the zeroes and the coefficients in each case: (i) 2x3 + x2 – 5x + 2; 1/2 , 1, -2 (ii) x3 - 4x2 + 5x – 2; 2,1,1 Solution: (i) 2x3 + x2 – 5x… Continue reading Polynomials – Exercise 2.4 – Class 10
Polynomials – Exercise 2.3 – Class 10
1. Divide the polynomial p(x) by the polynomial g(x) and find the quotient and remainder in each of the following: (i) p(x) = x3 – 3x2 + 5x – 3 ; g(x) = x2 – 2 (ii) p(x) = x4 – 3x2 + 4x + 5 ; g(x) = x2 + 1 – x (iii) p(x)… Continue reading Polynomials – Exercise 2.3 – Class 10
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