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Popular >

3x^2-6x<9

Solution

3 x^{2} - 6 x < 9

Solution

- 1 < x < 3

+1

Interval Notation

(- 1, 3)

Solution steps

3 x^{2} - 6 x < 9

Rewrite in standard form

x^{2} - 2 x - 3 < 0

Factor

x^{2} - 2 x - 3 : (x + 1) (x - 3)

(x + 1) (x - 3) < 0

Identify the intervals

- 1 < x < 3

Popular Examples

2x-x/2+(x+1)/6 =9x

2 x - \frac{x}{2} + \frac{x + 1}{6} = 9 x

factor 32x^4-50 factor

32 x^{4} - 50

simplify 4^{-2}*7^{-2}simplify

4^{- 2} \cdot 7^{- 2}

simplify (13!)/((13-3)!3!)simplify

\frac{13 !}{( 13 - 3 ) ! 3 !}

-32c+12<=-66c-16

- 32 c + 12 \leq - 66 c - 16

Frequently Asked Questions (FAQ)

What is 3x^2-6x<9 ?
The solution to 3x^2-6x<9 is -1<x<3