Mister Exam
Other calculators
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How to use it?
- Equation:
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Equation -15x=45
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Equation x^2=15
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Equation x^4=16
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Equation 3/5*x=1
- Express {x} in terms of y where:
- 18*x+17*y=-14
- -1*x-6*y=18
- 16*x-17*y=-15
- -4*x-4*y=19
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Identical expressions
- x^ two *sqrt(x^ two - one)-sqrt(x^ two - one)= zero
- x squared multiply by square root of (x squared minus 1) minus square root of (x squared minus 1) equally 0
- x to the power of two multiply by square root of (x to the power of two minus one) minus square root of (x to the power of two minus one) equally zero
- x^2*√(x^2-1)-√(x^2-1)=0
- x2*sqrt(x2-1)-sqrt(x2-1)=0
- x2*sqrtx2-1-sqrtx2-1=0
- x²*sqrt(x²-1)-sqrt(x²-1)=0
- x to the power of 2*sqrt(x to the power of 2-1)-sqrt(x to the power of 2-1)=0
- x^2sqrt(x^2-1)-sqrt(x^2-1)=0
- x2sqrt(x2-1)-sqrt(x2-1)=0
- x2sqrtx2-1-sqrtx2-1=0
- x^2sqrtx^2-1-sqrtx^2-1=0
- x^2*sqrt(x^2-1)-sqrt(x^2-1)=O
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Similar expressions
- x^2*sqrt(x^2-1)+sqrt(x^2-1)=0
- x^2*sqrt(x^2-1)-sqrt(x^2+1)=0
- x^2*sqrt(x^2+1)-sqrt(x^2-1)=0
x^2*sqrt(x^2-1)-sqrt(x^2-1)=0 equation
The teacher will be very surprised to see your correct solution 😉
The solution
You have entered
[src]
________ ________ 2 / 2 / 2 x *\/ x - 1 - \/ x - 1 = 0
$$x^{2} \sqrt{x^{2} - 1} - \sqrt{x^{2} - 1} = 0$$
Sum and product of roots
[src]
sum
-1 + 1
$$\left(-1\right) + \left(1\right)$$
=
0
$$0$$
product
-1 * 1
$$\left(-1\right) * \left(1\right)$$
=
-1
$$-1$$
Numerical answer
[src]
x1 = -1.00000000171053
x2 = 1.00000000028959
x3 = -1.00000000559264
x4 = -1.00000000016818
x5 = 1.00000000213604
x5 = 1.00000000213604
The graph