Which of the following is a singleton set ? (A) \( \quad(x:|x|=5, x \in N) \) (B) \( \quad(x:|x|...

Channel:
Subscribers:
449,000
Published on ● Video Link: https://www.youtube.com/watch?v=LJNrbuKuPyI



Duration: 3:41
4 views
0


Which of the following is a singleton set ?
(A) \( \quad(x:|x|=5, x \in N) \)
(B) \( \quad(x:|x|=6, x \in Z) \)
(C) \( \quad\left(x: x^{2}+2 x+1=0, x \in N\right) \)
(D) \( \quad\left(x: x^{2}=7, x \in N\right) \)
P
ЁЯУ▓PW App Link - https://bit.ly/YTAI_PWAP
ЁЯМРPW Website - https://www.pw.live




Other Videos By PW Solutions


2022-12-01The smallest positive value of \( x \) (in degrees) for which \( \tan \left(x+100^{\circ}\right)...
2022-12-01If \( A=\{1,2,3\}, B=\{3,4\}, C=\{4,5,6\} \), then \( (A \times B) \cap(B \times C) \) is equal ...
2022-12-01If \( 3 \sin ^{2} \alpha+2 \sin ^{2} \beta=1 \) and \( 3 \sin 2 \alpha-2 \sin 2 \beta=0 \), wher...
2022-12-01Let \( \mathrm{R}\left\{(\mathrm{x}, \mathrm{y}): \mathrm{x}^{2}+\mathrm{y}^{2}=1, \mathrm{x}, \...
2022-12-01If \( \left.A=(x, y): y=e^{x}, x \in R\right\} \) and \( B=[(x, y): y=x, x \in R] \), then (A) \...
2022-12-01If \( A=\left\{(x, y): y=\frac{1}{x}, 0 \neq x \in R\right\} \) and \( B=\{(x, y): y=-x, x 1 \) ...
2022-12-01If \( (x+3,4-y)=(1,7) \), then \( (x-3,4+y) \) is equal to (A) \( (-2,-3) \) (B) \( (-5,1) \) (C...
2022-12-01рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рдХреМрди-рд╕реЗ рдПрдХрд▓ рд╕рдореБрдЪреНрдЪрдп рд╣реИрдВ? (i) \( A=\{x: x \) рдЕрдВрдЧреНрд░реЗрдЬреА рд╡рд░реНрдгрдорд╛рд▓рд╛ рдХрд╛ рдПрдХ рдЕрдХреНрд╖рд░ рд╣реИ рдЬреЛ \(...
2022-12-01If \( A=\left\{\mathrm{x} \in \mathrm{C}: \mathrm{x}^{2}=1\right\} \) and \( \mathrm{B}=\left\{\...
2022-12-01If \( \alpha \varepsilon N \) and \( \alpha N=\{a x: x \varepsilon N\} \) then the set \( 6 N \c...
2022-12-01Which of the following is a singleton set ? (A) \( \quad(x:|x|=5, x \in N) \) (B) \( \quad(x:|x|...
2022-12-01If \( n(A)=115, n(B)=326, n(A-B)=47 \), then \( n A \cup B \) is equal to (A) 373 (B) 165 (C) 37...
2022-12-01If \( a^{2}+b^{2}-a b-a-b+1 \leq 0, a, b \leq R \), then \( a+b \) is equal to: (A) 5 (B) 2 (C) ...
2022-12-01If \( \left(\log _{5} x\right)^{2}+\log _{5} x2 \), then \( x \) belong to: (A) \( \left(\frac{1...
2022-12-01\( 7^{\log _{7}\left(x^{2}-4 x+5\right)}=x-1, x \) may have values: (A) 2,3 (B) 7 (C) \( -2,-3 \...
2022-12-01Let \( R \) be a relation in \( N \) defined by \( R=\left\{\left(1+x, 1+x^{2}\right): x \leq 5,...
2022-12-01Solution set of the inequality \( 5^{x+2}\left(\frac{1}{25}\right)^{\frac{1}{x}} \) is: (A) \( (...
2022-12-01The set \( (A \cup B \cup C) \cap\left(A \cap B^{\prime} \cap C^{\prime}\right)^{\prime} \cap C^...
2022-12-01Let \( A=\{x: x \in R,|x|1\}, B=\{x: x \in R,|x-1| \geq 1\} \) and \( A \cup B=R-D \), then set ...
2022-12-01If \( R \subseteq A \times B \) and \( S \subseteq B \times C \) be two relations, then \( (S o ...
2022-12-01Let \( R \) be a relation in \( N \) defined by \( R=\{(x, y): x+2 y=8\} \). The range of \( R \...