Question

If x= 1/2-√2 and y= 1/2+√2 using a suitable identity find the value of x^2-y^2

Answer 1

Answer:

2✓2

Step-by-step explanation:

x=(1/2-✓2) *(2+✓2)/(2+✓2)=(2+✓2)/2

y=(1/2+✓2)*(2-✓2)/(2-✓2)=(2-✓2)/2

x^2-y^2=2✓2