What are the answers to the following quadratic equation: x^2-4x-12

Mathematics

2 answers:

Alla [95]3 years ago

6 0

Answer:

6 and -2

Step-by-step explanation:

x^2-4x-12

set up equal to zero

x^2-4x-12=0

lets factor:

(x-6)(x+2)=0

x-6=0

x=6

x+2=0

x=-2

Fiesta28 [93]3 years ago

5 0

Answer:

x=6 x=-2

Step-by-step explanation:

x^2-4x-12 = 0

Factor

What two numbers multiply to -12 and add to -4

-6*2 = -12

-6+2 = -4

(x-6)(x+2) =0

Using the zero product property

(x-6) =0 x+2 = 0

x=6 x=-2

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