Mister Exam

arctg(x/y) equation

The teacher will be very surprised to see your correct solution 😉

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Numerical solution:

Do search numerical solution at [, ]

The solution

You have entered [src]
    /x\    
atan|-| = 0
    \y/    
atan(xy)=0\operatorname{atan}{\left(\frac{x}{y} \right)} = 0
The graph
Sum and product of roots [src]
sum
0
00
=
0
00
product
1
11
=
1
11
1