3 years ago

X2 + 13x + 36= 0 Need the answer to this equation

Mathematics

2 answers:

Kisachek [45]3 years ago

6 0

Step-by-step explanation:

x^2 + 13x + 36 = (x+4)(x+9)

x = -4 or x = -9

Reil [10]3 years ago

4 0

Answer:

Step-by-step explanation:

x² + 13x + 36= 0

x² + 4x + 9x + (9*4)= 0

x*(x + 4) + 9*(x + 4) = 0

(x+4) (x +9) =0

x + 4 = 0 or x + 9 = 0

x = -4 ; x = -9

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