Mister Exam
Other calculators
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How to use it?
- Equation:
- Equation 3x-3x2=-26x=10
-
Equation а²+6а+9+(а+3)(3-а)
- Equation sin(1/2x-5П/6)=√3/2
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Equation 2(x+2)(x+7)=x^2+7x
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- 5*x-5*y=20
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Identical expressions
- 3x-3x2=-26x= ten
- 3x minus 3x2 equally minus 26x equally 10
- 3x minus 3x2 equally minus 26x equally ten
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Similar expressions
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- 3x-3x2=+26x=10
- 3x+3x2=-26x=10
- -5x^2-2x+6=3x-3x^2+9-(2+2x^2)
- 3*x-3*x^2-1=0
- 13x-3x^2=-14
3x-3x2=-26x=10 equation
The teacher will be very surprised to see your correct solution 😉
The solution
The graph
Rapid solution
[src]
3*re(x2) 3*I*im(x2)
x1 = -------- + ----------
29 29
$$x_{1} = \frac{3 \operatorname{re}{\left(x_{2}\right)}}{29} + \frac{3 i \operatorname{im}{\left(x_{2}\right)}}{29}$$
x1 = 3*re(x2)/29 + 3*i*im(x2)/29
Sum and product of roots
[src]
sum
3*re(x2) 3*I*im(x2) -------- + ---------- 29 29
$$\frac{3 \operatorname{re}{\left(x_{2}\right)}}{29} + \frac{3 i \operatorname{im}{\left(x_{2}\right)}}{29}$$
=
3*re(x2) 3*I*im(x2) -------- + ---------- 29 29
$$\frac{3 \operatorname{re}{\left(x_{2}\right)}}{29} + \frac{3 i \operatorname{im}{\left(x_{2}\right)}}{29}$$
product
3*re(x2) 3*I*im(x2) -------- + ---------- 29 29
$$\frac{3 \operatorname{re}{\left(x_{2}\right)}}{29} + \frac{3 i \operatorname{im}{\left(x_{2}\right)}}{29}$$
=
3*re(x2) 3*I*im(x2) -------- + ---------- 29 29
$$\frac{3 \operatorname{re}{\left(x_{2}\right)}}{29} + \frac{3 i \operatorname{im}{\left(x_{2}\right)}}{29}$$
3*re(x2)/29 + 3*i*im(x2)/29