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Popular >

8-2x^2<4

Solution

8 - 2 x^{2} < 4

Solution

x < - 2 or x > 2

+2

Interval Notation

(- \infty, - 2) \cup (2, \infty)

Decimal Notation

x < - 1.41421 \dots or x > 1.41421 \dots

Solution steps

8 - 2 x^{2} < 4

Move

8

to the right side

- 2 x^{2} < - 4

Multiply both sides by

- 1

2 x^{2} > 4

Divide both sides by

2

x^{2} > 2

For

u^{n} > a

, if

n

is even then

x < - 2 or x > 2

Popular Examples

factor 8x^3-12x factor

8 x^{3} - 12 x

6 x - 15 = 6 x + 15

factor 6a^4-12a^2+6 factor

6 a^{4} - 12 a^{2} + 6

7n+12= 1/2 (14n+24)

7 n + 12 = \frac{1}{2} (14 n + 24)

factor x^2+2xy-3y^2 factor

x^{2} + 2 x y - 3 y^{2}

Frequently Asked Questions (FAQ)

What is 8-2x^2<4 ?
The solution to 8-2x^2<4 is x<-sqrt(2)\lor x>sqrt(2)