Question

Write in the simplest form :$a^{-5}\times a^0\times a^5$

• A. $1$
• B. $-1$
• C. $a$
• D. $-a$

Answer 1

The correct option is A $1$

As given $a^{-5}\times a^0\times a^5$
$\because a^0=1$
$\Rightarrow a^{-5}\times 1\times a^5$
$\Rightarrow a^{-5+5}$
$\Rightarrow a^0$
$\Rightarrow 1$