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Popular >

2x^2+5x+2>= 0

Solution

2 x^{2} + 5 x + 2 \geq 0

Solution

x \leq - 2 or x \geq - \frac{1}{2}

+2

Interval Notation

(- \infty, - 2] \cup [- \frac{1}{2}, \infty)

Decimal Notation

x \leq - 2 or x \geq - 0.5

Solution steps

2 x^{2} + 5 x + 2 \geq 0

Factor

2 x^{2} + 5 x + 2 : (2 x + 1) (x + 2)

(2 x + 1) (x + 2) \geq 0

Identify the intervals

x \leq - 2 or x \geq - \frac{1}{2}

Popular Examples

simplify (35-23i)+(13+25i)simplify

(35 - 23 i) + (13 + 25 i)

factor a^2y^2+14ay-240 factor

a^{2} y^{2} + 14 a y - 240

\frac{f}{4} + 6 = 16

x/3-1/12 <= x/4+1

\frac{x}{3} - \frac{1}{12} \leq \frac{x}{4} + 1

simplify log_{2}(0.5)simplify

lo g_{2} (0.5)

Frequently Asked Questions (FAQ)

What is 2x^2+5x+2>= 0 ?
The solution to 2x^2+5x+2>= 0 is x<=-2\lor x>=-1/2