An expression is shown below: square root of 18 plus square root of 2 Which statement is true about the expression? URGENT it is rational and equal to 3

it is rational and equal to 4

It is irrational and equal to 3 multiplied by the square root of 2 .

It is irrational and equal to 4 multiplied by the square root of 2 .

It is irrational and equal to 4 multiplied by the square root of 2.

Therefore, option d is true.

Step-by-step explanation:

As the expression is

'square root of 18 plus square root of 2'.

i.e.

Lets solve the expression

        ∵

or

  (in decimal place)

Thus, it is irrational and equal to 4 multiplied by the square root of 2.

Therefore, option d is true.

the answer is 4.8 units on e2020.

the answers c