Question

find 3power-1+ 4power-1 + 5 power-1​

Answer 1

Answer:

3^-1+4^-1+5^-1.

3^-1=0.3333333.

4^-1=0.25.

5^-1=0.2.

0.3333333+0.25+0.2.

0.3333333+0.45.

0.7833333.

I think this is your answer.

Answer 2

Answer:

= -1^3+(-1)^4+(-1)^5

= -1+1+(-1)

= -1+0

= -1 ans