Question

question no. 34 plz answer I m in great need...​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

no

Step-by-step explanation

it is true if a and b are non negative [ that is 0 or positive ] only

if a or b or both are negative  that is not true

$\sqrt{-8} \sqrt{-2}$   is  not valid

$\sqrt{[-8][-2]} =\sqrt{16} =4$    which is positive