Resolviendo desigualdades cuadráticas

Now Playing:Es solve quadratic inequalities– Example 0

Resuelve:
1. $x^2+2x-15=0$
2. $x^2+2x-15\leq0$
3. $x^2+2x-15$ $>$ $0$

Resuelve:
1. $-2x^2+x+3=0$
2. $-2x^2+x+3 \ge 0$
3. $-2x^2+x+3$ < $0$
Resuelve:
1. $x^2-10x+25=0$
2. $x^2-10x+25$ $>$ $0$
3. $x^2-10x+25$ $<$ $0$
4. $x^2-10x+25 \leq 0$

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