Which of the following matericeshave eigen values as 1 and -1 ?

Which of the following matrices have eigen values as 1 and -1 ?

Which of the following matrices have eigen values as 1 and -1 ? (a) [(0,1),(1,0)] (b) [(0,1),(1,0)] (c) [(1,0),(0,-1)] (d) [(1,0),(0,1)]

Which of the following has value 1:

Which of the following has value 1:

x+1=2/(x+1) In the equation above, which of the following is a possible value of x + 1 ?

Which of the following has larger pH value 1M HCl?

Which of the following describes the values of x for which (1-5x)/(x^(2)+1) is negative ?

If x=1/(1+1/(1+x)) and y=2/(2+1/(1+y)) then which of the following can be the value of X+Y ?