Asked by louis
7n + the squareroot of n =18
Answers
Answered by
bobpursley
It might help for you to let x^2=n, then
7x^2+x-18=0
which can be solved by use of the quadratic equation, then when you have x, square it, and you have n.
7x^2+x-18=0
which can be solved by use of the quadratic equation, then when you have x, square it, and you have n.
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