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Popular >

(x-2)(x+2)<= 0

Solution

(x - 2) (x + 2) \leq 0

Solution

- 2 \leq x \leq 2

+1

Solution steps

(x - 2) (x + 2) \leq 0

Expand

(x - 2) (x + 2) : x^{2} - 4

x^{2} - 4 \leq 0

Move

4

to the right side

x^{2} \leq 4

For

u^{n} \leq a

, if

n

is even then

- 4 \leq x \leq 4

4 = 2

- 2 \leq x \leq 2

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Frequently Asked Questions (FAQ)

What is (x-2)(x+2)<= 0 ?
The solution to (x-2)(x+2)<= 0 is -2<= x<= 2