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What are the solutions of the equation x^2-30=x in x=-6,x=-5 x=-6,x=5 x=-5,x=6 x=5,x=6

Pergunta

What are the solutions of the equation
x^2-30=x
in
x=-6,x=-5
x=-6,x=5
x=-5,x=6
x=5,x=6

What are the solutions of the equation x^2-30=x in x=-6,x=-5 x=-6,x=5 x=-5,x=6 x=5,x=6

Solução

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KauaneProfissional · Tutor por 6 anos

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To solve the equation
, we can rearrange the equation to
. This is a quadratic equation in the form of
, where
,
, and
.

We can solve this quadratic equation by factoring. We need to find two numbers whose product is
and whose sum is
. The two numbers that satisfy these conditions are
and
.

So, we can factor the quadratic equation as
.

Setting each factor equal to zero gives us the solutions:
or


Solving for
, we get:
or


Therefore, the solutions to the equation
are
and
.

So, the correct answer is
.
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