4 years ago

Please show me step by step: x^3+2x^2-5x-6=0

Mathematics

1 answer:

Kazeer [188]4 years ago

3 0

Answer:

x=-1, x=2, x=3

Step-by-step explanation:

Factor the left side of the equation.

(x+1)(x^2+x-6)

(x+1)(x-2)(x-3)

Now set everything equal to 0

x+1=0

x-2=0

x-3=0

Now solve for x

therefore, the answer is x=-1, x=2, x=3

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