Math, asked by guptakaushal206, 10 months ago


 {x }^{2}  + 12x - 45

Answers

Answered by Anonymous
2

Answer:

(x - 3)(x + 15)

Step-by-step explanation:

 =  {x}^{2}   - 3x + 15x - 45 \\  =  x (x- 3) + 15(x - 3) \\  = (x - 3)(x + 15)

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Answered by FazeelKarkhi
0

Step-by-step explanation:

 {x }^{2}  + 12x  - 45

 = x(x  - 3) + 15(x  - 3)

 = (x - 3)(x + 15)

x - 3 = 0

x + 15 = 0

x = 3  \: and \:  - 15

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