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Popular >

2x^2-4x>= 0

Solution

2 x^{2} - 4 x \geq 0

Solution

x \leq 0 or x \geq 2

+1

Interval Notation

(- \infty, 0] \cup [2, \infty)

Solution steps

2 x^{2} - 4 x \geq 0

Rewrite in standard form

x^{2} - 2 x \geq 0

Factor

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

x (x - 2) \geq 0

Identify the intervals

x \leq 0 or x \geq 2

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Frequently Asked Questions (FAQ)

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