187k views
2 votes
X^2- 5x- 36= 0
Solve by using the quadratic formula​

2 Answers

3 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 Del
by
6.0k points
3 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 Deep Nirmal
by
5.3k points