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Popular >

domain of 2x^2+x-1

Solution

domain

2 x^{2} + x - 1

Solution

- \infty < x < \infty

+1

Interval Notation

(- \infty, \infty)

Solution steps

The function has no undefined points nor domain constraints. Therefore, the domain is

- \infty < x < \infty

Popular Examples

critical xsqrt(2x+1)critical points

x 2 x + 1

intercepts of y=x^2+5x+6 intercepts

y = x^{2} + 5 x + 6

range of 4x^4-14 range

4 x^{4} - 14

extreme x^3e^{3x}extreme points

x^{3} e^{3 x}

intercepts of x^3-x intercepts

x^{3} - x

Frequently Asked Questions (FAQ)

What is the domain of 2x^2+x-1 ?
The domain of 2x^2+x-1 is -infinity <x<infinity