Mister Exam
Other calculators
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How to use it?
- Equation:
-
Equation x^3=x^2+2x
-
Equation 11324*x%=211
-
Equation 4(x+6)=x
- Equation 3*x^3-27*x=0
- Express {x} in terms of y where:
- 3*x-9*y=5
- -18*x-18*y=19
- 11*x+14*y=-20
- 12*x+14*y=-20
- Derivative of:
- ln(4-x^2)
-
Identical expressions
- ln(four -x^ two)
- ln(4 minus x squared )
- ln(four minus x to the power of two)
- ln(4-x2)
- ln4-x2
- ln(4-x²)
- ln(4-x to the power of 2)
- ln4-x^2
-
Similar expressions
- ln(4+x^2)
ln(4-x^2) equation
The teacher will be very surprised to see your correct solution 😉
The solution
Rapid solution
[src]
___ x1 = -\/ 3
$$x_{1} = - \sqrt{3}$$
___ x2 = \/ 3
$$x_{2} = \sqrt{3}$$
x2 = sqrt(3)
Sum and product of roots
[src]
sum
___ ___ - \/ 3 + \/ 3
$$- \sqrt{3} + \sqrt{3}$$
=
0
$$0$$
product
___ ___ -\/ 3 *\/ 3
$$- \sqrt{3} \sqrt{3}$$
=
-3
$$-3$$
-3