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Popular >

9x^2-16<0

Solution

9 x^{2} - 16 < 0

Solution

- \frac{4}{3} < x < \frac{4}{3}

+2

Interval Notation

(- \frac{4}{3}, \frac{4}{3})

Decimal Notation

- 1.33333 \dots < x < 1.33333 \dots

Solution steps

9 x^{2} - 16 < 0

Move

16

to the right side

9 x^{2} < 16

Divide both sides by

9

x^{2} < \frac{16}{9}

For

u^{n} < a

, if

n

is even then

- \frac{16}{9} < x < \frac{16}{9}

\frac{16}{9} = \frac{4}{3}

- \frac{4}{3} < x < \frac{4}{3}

Popular Examples

simplify (-36)/(-4)simplify

\frac{- 36}{- 4}

simplify y^2*y^2 simplify

y^{2} \cdot y^{2}

w + \frac{3}{4} \geq 1

simplify 2*5 simplify

2 \cdot 5

simplify (12ab)/(6a^2b^2)simplify

\frac{12 ab}{6 a ^{2} b ^{2}}

Frequently Asked Questions (FAQ)

What is 9x^2-16<0 ?
The solution to 9x^2-16<0 is -4/3 <x< 4/3