334,390 views
38 votes
38 votes
Is the equation (x+3)² = x²+9 always, sometimes, or never true. justify your reasoning completely.​

User Mabuzer
by
2.8k points

1 Answer

10 votes
10 votes

Answer:

never, it will always be x²+6x+9

Explanation:

if you expand (x+3)² you will always get:

x² + 3x + 3x + 9, which simplifies to x² + 6x + 9

User Pedromorfeu
by
3.0k points