Question

Solve the equations and inequalities. a^2+12+36=0

Equations and inequalities
ANSWERED
asked 2021-02-25
Solve the equations and inequalities.
\(\displaystyle{a}^{{2}}+{12}+{36}={0}\)

Answers (1)

2021-02-27
\(\displaystyle{a}^{{2}}+{12}{a}+{36}={0}\) [factor the perfect square trinomial]
\(\displaystyle\Rightarrow{\left({a}+{6}\right)}^{{2}}={0}\)
\(\displaystyle\Rightarrow{a}+{6}={0}\) [subtract 6 in both sides]
\(\displaystyle{a}=-{6}\)
The solution of this equation is a=-6
The answer is given in the video.
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