Hi there, you should consider
and
Now expand each expression out
Hello, cybernoa!
Looking for analytical solution, should yield 2 pairs of answers.
We have: .
. . .
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
Let in [2]: .
. . . .
. . . . . . . . . .
Divide by 5: . .[3]
Let: . .[4]
Substitute into [3]: .
Then we have: .
Substitute [4]: .
One solution: .
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
Let in [2]: .
. . . .
. . . . . . . . . .
Divide by 5: . .[5]
Let: . .[6]
Substitute into [5]: .
Then we have: .
Substitute [6]: .
Another solution: .