Mister Exam

Lang:

How to use it?
Inequation:
(x-5)*(sqrt(9-x))>0
3^(log(x-1/x+2))>1/9
4^(x^2-x-6)-1>0
2^(x^2)*13^(x-1)>=2
Derivative of:
(x^2+4)^(1/2)
Integral of d{x}:
(x^2+4)^(1/2)
Identical expressions
(x^ two + four)^(one / two)>=- two
(x squared plus 4) to the power of (1 divide by 2) greater than or equal to minus 2
(x to the power of two plus four) to the power of (one divide by two) greater than or equal to minus two
(x2+4)(1/2)>=-2
x2+41/2>=-2
(x²+4)^(1/2)>=-2
(x to the power of 2+4) to the power of (1/2)>=-2
x^2+4^1/2>=-2
(x^2+4)^(1 divide by 2)>=-2
Similar expressions
(x^2-4)^(1/2)>=-2
(x^2+4)^(1/2)>=+2

(x^2+4)^(1/2)>=-2 inequation

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   ________      
  /  2           
\/  x  + 4  >= -2

$$\sqrt{x^{2} + 4} \geq -2$$

sqrt(x^2 + 4) >= -2

Solving inequality on a graph

Rapid solution

This inequality holds true always