Question

please solve this question I will mark the brainliest. ​

Answer 1

Answer:

OK you will mark me As a brainliest one

Step-by-step explanation:

0.84210526315

Answer 2

[(5)^0 + (2)^-3 + (4)^-2]^-1

=[ 1 + (1/8) + 1/16]^-1

=[ 1 +1/8 +1/16]^-1

=[ (16 +2+1)/16]^-1

=[19/16]^-1

=16/19