Solving quadratic equations and inequalities: Quadratic inequalities
Solving quadratic inequalities via the quadratic formula and inspection
Solve the following inequality via the quadratic formula and inspection. \[x^2 + 4> 5 x \]
Answer in the form of an inequality. For a closed region you can write \[a <x \land x <b \] You write for two separate regions \[x <a \lor x> b \] Note the use of \(\land \) ("and") and \(\lor \) ("or").
Answer in the form of an inequality. For a closed region you can write \[a <x \land x <b \] You write for two separate regions \[x <a \lor x> b \] Note the use of \(\land \) ("and") and \(\lor \) ("or").
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