Question

root2x^2+7x+5root2=0 by factorisation method
its urgent!!!!!fast

Answer 1

√2x^2+7x+5√2=0
Or, √2x^2+5x+2x+5√2=0
Or,x(√2x+5)+√2(√2x+5)=0
Or, (√2x+5)(x+√2)=0
Therefore either √2x+5=0
Or, √2x= -5
Or, x= -5/√2
/OR x+√2=0
Or, x= -√2