Mister Exam
Other calculators
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How to use it?
- Equation:
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Equation 2x+9=13-x
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Equation x^2+4x+13=0
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Equation 7*x^2+3*x=0
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Equation 4*(x-3)-16=5*(x-5)
- Express {x} in terms of y where:
- -17*x-12*y=-4
- 2*x+13*y=-7
- -4*x-1*y=-6
- -7*x-20*y=-5
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Identical expressions
- (x^ two +5x- three)^ two + four (x+ six)(x- one)- nine = zero
- (x squared plus 5x minus 3) squared plus 4(x plus 6)(x minus 1) minus 9 equally 0
- (x to the power of two plus 5x minus three) to the power of two plus four (x plus six)(x minus one) minus nine equally zero
- (x2+5x-3)2+4(x+6)(x-1)-9=0
- x2+5x-32+4x+6x-1-9=0
- (x²+5x-3)²+4(x+6)(x-1)-9=0
- (x to the power of 2+5x-3) to the power of 2+4(x+6)(x-1)-9=0
- x^2+5x-3^2+4x+6x-1-9=0
- (x^2+5x-3)^2+4(x+6)(x-1)-9=O
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Similar expressions
- (x^2+5x-3)^2+4(x+6)(x+1)-9=0
- (x^2+5x-3)^2+4(x+6)(x-1)+9=0
- (x^2+5x+3)^2+4(x+6)(x-1)-9=0
- (x^2+5x-3)^2+4(x-6)(x-1)-9=0
- (x^2+5x-3)^2-4(x+6)(x-1)-9=0
- (x^2-5x-3)^2+4(x+6)(x-1)-9=0
(x^2+5x-3)^2+4(x+6)(x-1)-9=0 equation
The teacher will be very surprised to see your correct solution 😉
The solution
You have entered
[src]
2 / 2 \ \x + 5*x - 3/ + 4*(x + 6)*(x - 1) - 9 = 0
$$\left(\left(x - 1\right) 4 \left(x + 6\right) + \left(\left(x^{2} + 5 x\right) - 3\right)^{2}\right) - 9 = 0$$
Rapid solution
[src]
x1 = -6
$$x_{1} = -6$$
x2 = -4
$$x_{2} = -4$$
x3 = -1
$$x_{3} = -1$$
x4 = 1
$$x_{4} = 1$$
x4 = 1
Sum and product of roots
[src]
sum
-6 - 4 - 1 + 1
$$\left(\left(-6 - 4\right) - 1\right) + 1$$
=
-10
$$-10$$
product
-6*(-4)*(-1)
$$\left(-1\right) \left(- -24\right)$$
=
-24
$$-24$$
-24