Solve the equation <mstyle displaystyle="true"> x 2 </msup> + 5

Serena Carpenter

Serena Carpenter

Answered question

2022-05-18

Solve the equation x 2 + 5 x + 4 0 ?

Answer & Explanation

Megan Mathis

Megan Mathis

Beginner2022-05-19Added 10 answers

Step 1
We have:
x 2 + 5 x + 4 0
We first solve the equation:
x 2 + 5 x + 4 = 0 ( x + 4 ) ( x + 1 ) = 0
x = - 1 , - 4
and we see from the graph that:
{ x - 4 - 4 < x < - 1 x - 1 { x 2 + 5 x + 4 0 x 2 + 5 x + 4 < 0 x 2 + 5 x + 4 0
Thus we have:
x - 4 or x - 1

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