Mister Exam
Other calculators
-
How to use it?
- Equation:
-
Equation x/12+x/8+x=-29/6
-
Equation x^2+7x-18=0
- Equation x-y+2=0
-
Equation x^2-2x=0
- Express {x} in terms of y where:
- 13*x-18*y=-17
- 7*x+6*y=20
- -7*x-19*y=-18
- 5*x+12*y=18
-
Identical expressions
- (x+ two)(x+ one)(x- one)(x- three)= zero
- (x plus 2)(x plus 1)(x minus 1)(x minus 3) equally 0
- (x plus two)(x plus one)(x minus one)(x minus three) equally zero
- x+2x+1x-1x-3=0
- (x+2)(x+1)(x-1)(x-3)=O
-
Similar expressions
- (x+2)(x+1)(x+1)(x-3)=0
- (x+2)(x-1)(x-1)(x-3)=0
- (x-2)(x+1)(x-1)(x-3)=0
- (x+2)(x+1)(x-1)(x+3)=0
(x+2)(x+1)(x-1)(x-3)=0 equation
The teacher will be very surprised to see your correct solution 😉
The solution
You have entered
[src]
(x + 2)*(x + 1)*(x - 1)*(x - 3) = 0
$$\left(x + 1\right) \left(x + 2\right) \left(x - 1\right) \left(x - 3\right) = 0$$
Rapid solution
[src]
x1 = -2
$$x_{1} = -2$$
x2 = -1
$$x_{2} = -1$$
x3 = 1
$$x_{3} = 1$$
x4 = 3
$$x_{4} = 3$$
x4 = 3
Sum and product of roots
[src]
sum
-2 - 1 + 1 + 3
$$\left(\left(-2 - 1\right) + 1\right) + 3$$
=
1
$$1$$
product
-2*(-1)*3
$$3 \left(- -2\right)$$
=
6
$$6$$
6