Question

Use completing square method show that x2 + 8x +18=0 has no solution

Answer 1

hope this will help you

Answer 2

Step-by-step explanation:

X² - 8x + 18 = 0

X² - 8x = -18

X² - 8x + 16 = -18 + 16

( X - 4 )² = -2

Since √D < 0

Thus there are no real roots, and hence the equation has no solution.