Question

 The value of x2 - 5 at x= -1 is-

        I.   -2

       II.   -1

      III.   -4

      IV.   -5​

Answer 1

Answer:

x = -1

x^2 - 5

=> (- 1)^2 - 5

=> 1 - 5

=> - 4

Ans. III. - 4

Hope it helps.

Answer 2

$= {x}^{2} - 5$

$x = - 1$

$= ( - 1) ^{2} - 5$

$= 1 - 5$

$= - 4$