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Popular >

x^2+4x+3>0

Solution

x^{2} + 4 x + 3 > 0

Solution

x < - 3 or x > - 1

+1

Interval Notation

(- \infty, - 3) \cup (- 1, \infty)

Solution steps

x^{2} + 4 x + 3 > 0

Factor

x^{2} + 4 x + 3 : (x + 1) (x + 3)

(x + 1) (x + 3) > 0

Identify the intervals

x < - 3 or x > - 1

Popular Examples

n^{2} + 4 n - 31 = 0

factor 343m^3+64n^3 factor

343 m^{3} + 64 n^{3}

x^{2} - 8 x - 12 = 36

simplify (-3ab^2)^3 simplify

(- 3 a b^{2})^{3}

simplify (2+5i)/(5-2i)simplify

\frac{2 + 5 i}{5 - 2 i}

Frequently Asked Questions (FAQ)

What is x^2+4x+3>0 ?
The solution to x^2+4x+3>0 is x<-3\lor x>-1