Ex 2.4
Ex 2.4, 1 (ii)
Ex 2.4, 1 (iii) Important
Ex 2.4, 1 (iv)
Ex 2.4, 1 (v)
Ex 2.4, 2 (i) Deleted for CBSE Board 2024 Exams
Ex 2.4, 2 (ii) Important
Ex 2.4, 2 (iii)
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Ex 2.4, 3 (iii)
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Ex 2.4, 4 (ii)
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Ex 2.4, 4 (iv)
Ex 2.4, 4 (v)
Ex 2.4, 4 (vi)
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Ex 2.4, 5 (ii) Important
Ex 2.4, 6 (i)
Ex 2.4, 6 (ii)
Ex 2.4, 6 (iii)
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Ex 2.4, 7 (ii)
Ex 2.4, 7 (iii) Important
Ex 2.4, 8 (i)
Ex 2.4, 8 (ii)
Ex 2.4, 8 (iii) Important
Ex 2.4, 8 (iv) Important
Ex 2.4, 8 (v)
Ex 2.4, 9 (i)
Ex 2.4, 9 (ii)
Ex 2.4, 10 (i) Important Deleted for CBSE Board 2024 Exams You are here
Ex 2.4, 10 (ii)
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Ex 2.4,12 Important
Ex 2.4,13
Ex 2.4, 14 (i)
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Ex 2.4, 15 (i)
Ex 2.4, 15 (ii) Important
Ex 2.4, 16 (i) Deleted for CBSE Board 2024 Exams
Ex 2.4, 16 (ii) Important
Ex 2.4
Last updated at April 16, 2024 by Teachoo
Ex2.5, 10 Factorise each of the following: (i) 27y3 + 125z3 27y3 + 125z3 = (3y)3 + (5z)3 From Ex 2.4,9 we know a3 + b3 = (a + b) (a2 – ab + b2) Where a = 3y , b = 5z = (3y + 5z) [ (3y)2 + (5z)2 – (3y) (5z)] = (3y + 5z) [ 9y2 + 25z2 – 15yz)