Question : Simplify: $x^9 \times x^5 \times x^{-4} \times x^0 \times x^{-6}$
Option 1: $x^4$
Option 2: $x^-4$
Option 3: $x^-6$
Option 4: $x^6$
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Correct Answer: $x^4$
Solution : Given: $x^9 \times x^5 \times x^{-4} \times x^0 \times x^{-6}$ $=x^{9+5-4+0-6}$ $=x^{4}$ Hence, the correct answer is $x^{4}$.
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