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Popular >

2x^2>= x+3

Solution

2 x^{2} \geq x + 3

Solution

x \leq - 1 or x \geq \frac{3}{2}

+2

Interval Notation

(- \infty, - 1] \cup [\frac{3}{2}, \infty)

Decimal Notation

x \leq - 1 or x \geq 1.5

Solution steps

2 x^{2} \geq x + 3

Rewrite in standard form

2 x^{2} - 3 - x \geq 0

Factor

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

(x + 1) (2 x - 3) \geq 0

Identify the intervals

x \leq - 1 or x \geq \frac{3}{2}

Popular Examples

3 y = 2 (4 - 2 y) + 6

5/2 <= x<= 11/2

\frac{5}{2} \leq x \leq \frac{11}{2}

factor 18x^2+41x-10 factor

18 x^{2} + 41 x - 10

simplify (4!)/(4!(4-4)!)simplify

\frac{4 !}{4 ! ( 4 - 4 ) !}

factor 4a^3+8a factor

4 a^{3} + 8 a

Frequently Asked Questions (FAQ)

What is 2x^2>= x+3 ?
The solution to 2x^2>= x+3 is x<=-1\lor x>= 3/2