For the function

MATHEMATICS · Single correct · CBSE · Mathematics · Relations and Functions · Relations and Functions

Problem

For the function

h(x)=x^{2}-4

, the value

h(x)=5

is attained at which set of all preimages? (a)

\{3\}

(b)

\{1,-1\}

(c)

\{3,-3\}

(d)

\{\sqrt{5},-\sqrt{5}\}