Ex 1.1, 1 (i) - Chapter 1 Class 8 Rational Numbers
Last updated at Aug. 31, 2021 by Teachoo
Transcript
Ex 1.1, 1 Using appropriate properties find. (i) – 2/3 × 3/5 + 5/2−3/5 × 1/6 – 2/3 × 3/5 + 5/2−3/5 × 1/6 = – 2/3 × 𝟑/𝟓 −𝟑/𝟓 × 1/( 6) + 5/2 = 𝟑/𝟓 ((−2)/3−1/6)+ 5/2 = 3/5 ((−2 × 2 − 1)/6) + 5/2 = 3/5 ((−4 − 1)/6)+ 5/2 = 3/5 × ((−5))/6+ 5/2 = (−1)/2+5/2 = 4/2 = 2
Ex 1.1
Ex 1.1, 1 (i)
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Ex 1.1, 1 (ii)
Ex 1.1, 2 (i) Important
Ex 1.1, 2 (ii)
Ex 1.1, 2 (iii)
Ex 1.1, 2 (iv)
Ex 1.1, 2 (v)
Ex 1.1, 3
Ex 1.1, 4 (i) Important
Ex 1.1, 4 (ii)
Ex 1.1, 4 (iii)
Ex 1.1, 4 (iv)
Ex 1.1, 4 (v)
Ex 1.1, 4 (vi)
Ex 1.1, 5 Important
Ex 1.1, 6
Ex 1.1, 7
Ex 1.1, 8
Ex 1.1, 9
Ex 1.1, 10 (i) Important
Ex 1.1, 10 (ii)
Ex 1.1, 10 (iii)
Ex 1.1, 11 Important
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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.