Ex 1.3, 5 - Chapter 1 Class 11 Sets (Term 1)
Last updated at Jan. 27, 2020 by Teachoo
Transcript
Ex 1.3, 5 How many elements has P(A), if A = ϕ ? P(A) is the power set of set A Number of elements of P(A) = 2n where n is the number of elements of the set A Given A = ϕ, then number of elements of set A = 0. ∴ Number of elements of P(A) = 2n = 20 = 1 Hence, P(A) has one element.
Ex 1.3
Ex 1.3, 1 (i)
Ex 1.3, 1 (ii) Important
Ex 1.3, 1 (iii)
Ex 1.3, 1 (iv) Important
Ex 1.3, 1 (v) Important
Ex 1.3, 1 (vi)
Ex 1.3, 1 (vii)
Ex 1.3, 2 (i) Important
Ex 1.3, 2 (ii)
Ex 1.3, 2 (iii) Important
Ex 1.3, 2 (iv)
Ex 1.3, 2 (v) Important
Ex 1.3, 2 (vi)
Ex 1.3, 3 Important
Ex 1.3, 4 (i)
Ex 1.3, 4 (ii) Important
Ex 1.3, 4 (iii)
Ex 1.3, 4 (iv) Important
Ex 1.3, 5 Important You are here
Ex 1.3, 6 (i)
Ex 1.3, 6 (ii) Important
Ex 1.3, 6 (iii) Important
Ex 1.3, 6 (iv)
Ex 1.3, 7 (i)
Ex 1.3, 7 (ii) Important
Ex 1.3, 7 (iii)
Ex 1.3, 7 (iv) Important
Ex 1.3, 8
Ex 1.3, 9 Important
Chapter 1 Class 11 Sets (Term 1)
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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.