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Popular >

4x^2+16x<0

Solution

4 x^{2} + 16 x < 0

Solution

- 4 < x < 0

+1

Interval Notation

(- 4, 0)

Solution steps

4 x^{2} + 16 x < 0

Rewrite in standard form

x^{2} + 4 x < 0

Factor

x^{2} + 4 x : x (x + 4)

x (x + 4) < 0

Identify the intervals

- 4 < x < 0

Popular Examples

3 (4 + f) = 3 f + 12

simplify 4*3/8 simplify

4 \cdot \frac{3}{8}

4/5-(2p)/5 = 6/5

\frac{4}{5} - \frac{2 p}{5} = \frac{6}{5}

simplify (4/5)^1 simplify

(\frac{4}{5})^{1}

simplify 1/2-1/4 simplify

\frac{1}{2} - \frac{1}{4}

Frequently Asked Questions (FAQ)

What is 4x^2+16x<0 ?
The solution to 4x^2+16x<0 is -4<x<0