What is the solution of X2-9x+18=0

Question

asked Nov 20, 2016 15.9k views

1 Answer

Beamish · Answer 1 · 2016-11-26T02:40:26+0000

x² - 9x + 18 = 0
x = -(-9) +/- √((-9)² - 4(1)(18))
2(1)
x = 9 +/- √(81 - 72)
2
x = 9 +/- √(9)
2
x = 9 +/- 3
2
x = 4.5 + 1.5
x = 4.5 + 1.5 x = 4.5 - 1.5
x = 6 x = 3

What is the solution of X2-9x+18=0

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

Please log in or register to add a comment.

No related questions found

Categories

Other Questions