Question

The decimal expansion of the rational number. Hence prove that 5+7√5 & 6-5 √2 are also irrational number.​

Answer 1

Answer:

20.652 and −1.0710

Step-by-step explanation:

using bodmas

1st multiply 7root5

7root5=15.652

then add 5 to the answer we get

20.652

later multiply -5root2

-5root2=−7.0710

add 6 t0 it we get

-1.0710

and hence it has decimal points and both positive and negative symbols

tgus it is an irrational number