Question

please answer these question

Answer 1

Hello!

( 4⁰ + 5⁻¹ ) × 5² × $\dfrac{\sf 1}{\sf 3}$

⇒ ( 1 + $\dfrac{\sf 1}{\sf 5}$ ) × 25 × $\dfrac{\sf 1}{\sf 3}$

⇒ $\dfrac{\sf 6}{\sf 5}$ × 25 × $\dfrac{\sf 1}{\sf 3}$ ⇒ $\boxed{\sf 2 ( 5 ) = 10}$

Cheers!

Answer 2

where a°= 1
a^-1= 1/a
Hope this helps you....