Question

(h) P = {}
in set builder form​

Answer 1

P={h^2 = -1}
U can replace -1 with any negative integers

Answer 2

i) A = {1, 3 5, 7, 9}

(ii) B = {16, 25, 36, 49, 64}

(iii) C = {a, e, i, o, u}

(iv) D = {violet, indigo, blue, green, yellow, orange, red}

(v) E = {January, March, May, July, August, October, December}

Answer :

i) A = {x | x is an odd number less than 10}.

(ii) B = {x | x is a perfect square natural number between 15 and 65}

(iii) C = {x | x is a vowel in English small alphabet}.

(iv) D = {x | x is a color in rainbow}.

(v) E = {x | x is a month having 31 days}.