Question

first to answer proper gets brainliest​

Answer 1

Step-by-step explanation:

${( {3}^{ - 1} + {4}^{ - 1} + {5}^{ - 1}) }^{0} \\({\frac{1}{3} + \frac{1}{4} + \frac{1}{5} )}^{0} \\ ({\frac{20 + 15 + 12}{60}})^{0} \\ {( \frac{47}{60} })^{0} = 1 \\ where \: {m}^{0} = 1$

Answer 2

Answer:

iv) 1

v) 81/16

4)

i) 250

ii)1/60

5) 2

6)

i)1

ii) 8³/5³

7)

i) 625× t⁴/2

ii) 5⁵