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Popular >

x^2+9x+2>=-16

Solution

x^{2} + 9 x + 2 \geq - 16

Solution

x \leq - 6 or x \geq - 3

+1

Interval Notation

(- \infty, - 6] \cup [- 3, \infty)

Solution steps

x^{2} + 9 x + 2 \geq - 16

Rewrite in standard form

x^{2} + 9 x + 18 \geq 0

Factor

x^{2} + 9 x + 18 : (x + 3) (x + 6)

(x + 3) (x + 6) \geq 0

Identify the intervals

x \leq - 6 or x \geq - 3

Popular Examples

\frac{1}{4} x > 12

simplify (-3)(4i)(7i)simplify

(- 3) (4 i) (7 i)

factor 4a^2c^2-(c^2-b^2+a^2)^2 factor

4 a^{2} c^{2} - (c^{2} - b^{2} + a^{2})^{2}

simplify 3+1/8 simplify

3 + \frac{1}{8}

factor 5ix^2+11x-2i factor

5 i x^{2} + 11 x - 2 i

Frequently Asked Questions (FAQ)

What is x^2+9x+2>=-16 ?
The solution to x^2+9x+2>=-16 is x<=-6\lor x>=-3