nomthandazasibambo
nomthandazasibambo nomthandazasibambo
  • 04-06-2021
  • Mathematics
contestada

x^2 +14x +45=0 factorise​

Respuesta :

bhadelsimron19
bhadelsimron19 bhadelsimron19
  • 04-06-2021

Answer:

Step-by-step explanation:

x^2+14x+45=0

x^2+(9+5)x+45=0

x^2+9x+5x+45

x(x+9)+5(x+9)=0

(x+9)(x+5)=0

either x+9=0                           Or,x+5=0

x+9=0

x=0-9

x=-9

x+5=0

x=0-5

x=-5

therefore x=-9,-5

Answer Link
mariamapoiq
mariamapoiq mariamapoiq
  • 04-06-2021
I think so the answer is x=-5
Answer Link

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