preciousozegbe7 preciousozegbe7

02-07-2020
Mathematics

contestada

Find the value of x for which x²-3x - 10 /
x² + 12x + 36
is equal to zero, undefined

Respuesta :

abdulem abdulem

02-07-2020

Answer:

x= -6 twice

Step-by-step explanation:

x^2-3x-10/x^2+12x+36

By using undefined fraction we only take the denominator and equate it to 0

x^2+12x+36=0

x^2+6x+6x+36=0

(x^2+6x)+(6x+36)=0

x(x+6)+6(x+6)=0

(x+6)(x+6)=0

x+6=0 or x+6=0

x= -6 or x= -6

therefore x= -6 twice

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