en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

|x+1|>= 9

Solution

∣ x + 1 ∣ \geq 9

Solution

x \leq - 10 or x \geq 8

+1

Interval Notation

(- \infty, - 10] \cup [8, \infty)

Solution steps

∣ x + 1 ∣ \geq 9

Apply absolute rule: If

∣ u ∣ \geq a, a > 0

then

u \leq - a

or

u \geq a

x + 1 \leq - 9 or x + 1 \geq 9

x + 1 \leq - 9 or x + 1 \geq 9

x \leq - 10 or x \geq 8

Popular Examples

factor x^4-2x^3-x^2+8x-12 factor

x^{4} - 2 x^{3} - x^{2} + 8 x - 12

19 - 3 x = 82

7^{2} + 9^{2}

factor 5x^2y^3+15x^3y^2 factor

5 x^{2} y^{3} + 15 x^{3} y^{2}

simplify 3/5+3/5 simplify

\frac{3}{5} + \frac{3}{5}

Frequently Asked Questions (FAQ)

What is |x+1|>= 9 ?
The solution to |x+1|>= 9 is x<=-10\lor x>= 8