522,477 views
40 votes
40 votes
X^2- 5x- 36= 0
Solve by using the quadratic formula​

User Nareshkumar
by
2.5k points

2 Answers

18 votes
18 votes

Answer:

if it say this

1:x={-3,4}

2:x={9,-4}

3:x={-9,4}

4:x={-4,5}

then it would be the second answer :)

Hope you answer is right have great weekends!

- friend

User Prajo
by
3.1k points
21 votes
21 votes

Answer:


{x}^(2) - 5x - 36 = 0 \\ \\ {x}^(2) - 9x + 4x - 36 = 0 \\ \\ x(x - 9) + 4(x - 9) = 0 \\ \\ (x - 9)(x + 4) = 0

User DragonZero
by
2.9k points