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Popular >

x^2+2x+3>0

Solution

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

Solution

True for all x

+1

Interval Notation

(- \infty, \infty)

Solution steps

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

Complete the square

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

(x + 1)^{2} + 2 > 0

Move

2

to the right side

(x + 1)^{2} > - 2

If n is even,

u^{n} \geq 0

for all

u

True for all x

Popular Examples

6.2 = 2.2 + x

- 229 > 5 k - 4 + 4 k

simplify (n^2+6n+9)/(3n^2+15n+18)simplify

\frac{n ^{2} + 6 n + 9}{3 n ^{2} + 15 n + 18}

simplify sqrt(961)simplify

961

36 z^{2} + 12 z + 36 = 0

Frequently Asked Questions (FAQ)

What is x^2+2x+3>0 ?
The solution to x^2+2x+3>0 is True for all x