Question

Need some help. Please №258 http://s020.radikal.ru/i723/1410/40/4096b61be3e9.jpg

Answer 1

did u get it

Answer 2

no

Answer 3

did u square?

Answer 4

can you write the solution? it would be easier for me to understand if i see the way you solved

Answer 5

\[\left( \left( \sqrt{1+x} \right)-\left( \sqrt{1-x} \right)divx \right)^{2}=\left( 0 \right)^{2}\]

Answer 6

simplify it u will get

Answer 7

u will get x=1

Answer 8

gud night