Question

Which of the following is a singleton set?


P= { x / x2 = 36 ; x &I}
Q = { y / y2 + 5 = 2y2 + 4 ;y&I}
R={m/m² - 25 = 0, m&I}
S = {n/nɛl, nº = 27 }

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Answer 1

Answer:

s option 4 hai mark me as a brainpower