Mister Exam
Other calculators
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How to use it?
- Equation:
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Equation 2x^2-8=0
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Equation 8x-15=-12+5x
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Equation 7(x-1)=3x
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Equation ||x|-3|=5
- Express {x} in terms of y where:
- 14*x-9*y=-15
- -10*x+19*y=16
- -19*x+3*y=-1
- -18*x+11*y=-11
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Identical expressions
- ||x|- three |= five
- module of |x| minus 3| equally 5
- module of |x| minus three | equally five
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Similar expressions
- ||x|+3|=5
||x|-3|=5 equation
The teacher will be very surprised to see your correct solution 😉
The solution
Sum and product of roots
[src]
sum
-8 + 8
$$-8 + 8$$
=
0
$$0$$
product
-8*8
$$- 64$$
=
-64
$$-64$$
-64
The graph