Question

please answer my question​

Answer 1

Answer:

$\dfrac{ {2}^{ - 1} \times {5}^{ - 1} }{ {5}^{ - 1} } \\: \implies \dfrac{ {2}^{ - 1} \times \cancel{ {5}^{ - 1}} }{ \cancel{{5}^{ - 1}} } \\ : \implies \orange{\boxed{ \bold{\underline{{2}^{ - 1} }}}}$

Answer 2

2^–1 × 5^–1 / 5^–1

2^–1.

hope it helps you !!!