Solve for x: x^2 + 6x + 9 = 0.
Solve for x: x^2 + 6x + 9 = 0.
Approach: Factor (x+3)^2.
-3.
Follow-up: How many distinct roots does it have?
Key concepts: factoring.
Solve for x: x^2 + 6x + 9 = 0.
Approach: Factor (x+3)^2.
-3.
Follow-up: How many distinct roots does it have?
Key concepts: factoring.