How Do You Solve X\Xb2 -6x + 9 = 0 In Quadratic Formula
How do you solve x² -6x + 9 = 0 in quadratic formula
Answer: 3
Step-by-step explanation:
x²-6x+9 = 0
A B C
Quadratic formula: (-b±√b²-4ac) / 2a
Substitute:
= -(-6) ±√(-6)²- 4(1)(9) / 2(1)
= 6 ±√36 - 36) / 2
= 6 ±√0 / 2
= 6 ± 0 /2
= 6/2
= 3
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