3. Which of the following is a singleton set?(A) P= {x\x² = 49, xeI}(

1.	3. Which of the following is a singleton set?(A) P= {x\x² = 49, xeI}(B) Q = {y\|y2 + 5 = 2y2 + 4, yel}(C) R={m\meI, mº = 27}(D) S = {nın- 25 =0}
Answer» <P>Answer: A) P = {x\|x^2=49,x€I} 7^2=49 P={7} THEREFORE, SET P is a SINGLETON set.

3. Which of the following is a singleton set?(A) P= {x\x² = 49, xeI}(B) Q = {y|y2 + 5 = 2y2 + 4, yel}(C) R={m\meI, mº = 27}(D) S = {nın- 25 =0}

Answer»

<P>Answer:

A) P = {x|x^2=49,x€I}

7^2=49

P={7}

THEREFORE, SET P is a SINGLETON set.

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3. Which of the following is a singleton set?(A) P= {x\x² = 49, xeI}(B) Q = {y|y2 + 5 = 2y2 + 4, yel}(C) R={m\meI, mº = 27}(D) S = {nın- 25 =0}​

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3. Which of the following is a singleton set?(A) P= {x\x² = 49, xeI}(B) Q = {y|y2 + 5 = 2y2 + 4, yel}(C) R={m\meI, mº = 27}(D) S = {nın- 25 =0}