en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

5x^2-39x>54

Solution

5 x^{2} - 39 x > 54

Solution

x < - \frac{6}{5} or x > 9

+2

Interval Notation

(- \infty, - \frac{6}{5}) \cup (9, \infty)

Decimal Notation

x < - 1.2 or x > 9

Solution steps

5 x^{2} - 39 x > 54

Rewrite in standard form

5 x^{2} - 39 x - 54 > 0

Factor

5 x^{2} - 39 x - 54 : (5 x + 6) (x - 9)

(5 x + 6) (x - 9) > 0

Identify the intervals

x < - \frac{6}{5} or x > 9

Popular Examples

ln (x) + 1 > 0

simplify 12^3 simplify

1 2^{3}

factor 25t*20+100t*16-75t^{12}+125t^8+150t*4 factor

25 t \cdot 20 + 100 t \cdot 16 - 75 t^{12} + 125 t^{8} + 150 t \cdot 4

\frac{x}{9} + \frac{1}{3} = \frac{5}{18}

(2x+2)/3 =(3x-1)/4

\frac{2 x + 2}{3} = \frac{3 x - 1}{4}

Frequently Asked Questions (FAQ)

What is 5x^2-39x>54 ?
The solution to 5x^2-39x>54 is x<-6/5 \lor x>9