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Popular >

|-4n|>= 4

Solution

∣ - 4 n ∣ \geq 4

Solution

n \leq - 1 or n \geq 1

+1

Interval Notation

(- \infty, - 1] \cup [1, \infty)

Solution steps

∣ - 4 n ∣ \geq 4

Apply absolute rule: If

∣ u ∣ \geq a, a > 0

then

u \leq - a

or

u \geq a

- 4 n \leq - 4 or - 4 n \geq 4

- 4 n \leq - 4 or - 4 n \geq 4

n \leq - 1 or n \geq 1

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32 x^{2} - 98 y^{2}

2 x^{2} - 4 x = 8

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(i - 1)^{2} + \frac{2}{( i - 1 ) ^{2}}

Frequently Asked Questions (FAQ)

What is |-4n|>= 4 ?
The solution to |-4n|>= 4 is n<=-1\lor n>= 1