Question

who answers first will be marked as brainiliest answer ​

Answer 1

Step-by-step explanation:

√2+√(2y²)-2√2y=0

√2+y√2-2√2y=0

÷√2

1+y-2√y=0

1+(√y)²-2√y=0

(√y-1)²=0

√y-1=0

√y=1

y=1,-1