Question

Find roots of x² - 18 - 0​

Answer 1

Answer:

Let x²-18-0=0

=> x² = 18

=> x = √18

=> x = √(2×3²)

=> x = 3√2

and that's the answer

Answer 2

Answer:

kindly see the answer below...

Step-by-step explanation:

Here, x²-18=0

or, x² = 18

or, x = ±3√2

so the roots are x = 3√2 and x =-3√2.

thanks a lot..