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Popular >

|2x+1|<1

Solution

∣ 2 x + 1 ∣ < 1

Solution

- 1 < x < 0

+1

Interval Notation

(- 1, 0)

Solution steps

∣ 2 x + 1 ∣ < 1

Apply absolute rule: If

∣ u ∣ < a, a > 0

then

- a < u < a

- 1 < 2 x + 1 < 1

2 x + 1 > - 1 and 2 x + 1 < 1

x > - 1 and x < 0

Merge Overlapping Intervals

- 1 < x < 0

Popular Examples

simplify sqrt(8)+sqrt(32)simplify

8 + 32

3 x^{2} + 8 x + 2 = 0

simplify 1/(a^{-3)}simplify

\frac{1}{a ^{- 3}}

2^{sqrt(x)}-2^{1-sqrt(x)}>= 1

2^{x} - 2^{1 - x} \geq 1

θ = - \frac{42 π}{8}

Frequently Asked Questions (FAQ)

What is |2x+1|<1 ?
The solution to |2x+1|<1 is -1<x<0