F(n)=n^4+7n^3+12n^2-4n-25

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Solution for F(n)=n^4+7n^3+12n^2-4n-25 equation: 


Simplifying
F(n) = n4 + 7n3 + 12n2 + -4n + -25

Multiply F * n
nF = n4 + 7n3 + 12n2 + -4n + -25

Reorder the terms:
nF = -25 + -4n + 12n2 + 7n3 + n4

Solving
nF = -25 + -4n + 12n2 + 7n3 + n4

Solving for variable 'n'.

Reorder the terms:
25 + 4n + nF + -12n2 + -7n3 + -1n4 = -25 + -4n + 12n2 + 7n3 + n4 + 25 + 4n + -12n2 + -7n3 + -1n4

Reorder the terms:
25 + 4n + nF + -12n2 + -7n3 + -1n4 = -25 + 25 + -4n + 4n + 12n2 + -12n2 + 7n3 + -7n3 + n4 + -1n4

Combine like terms: -25 + 25 = 0
25 + 4n + nF + -12n2 + -7n3 + -1n4 = 0 + -4n + 4n + 12n2 + -12n2 + 7n3 + -7n3 + n4 + -1n4
25 + 4n + nF + -12n2 + -7n3 + -1n4 = -4n + 4n + 12n2 + -12n2 + 7n3 + -7n3 + n4 + -1n4

Combine like terms: -4n + 4n = 0
25 + 4n + nF + -12n2 + -7n3 + -1n4 = 0 + 12n2 + -12n2 + 7n3 + -7n3 + n4 + -1n4
25 + 4n + nF + -12n2 + -7n3 + -1n4 = 12n2 + -12n2 + 7n3 + -7n3 + n4 + -1n4

Combine like terms: 12n2 + -12n2 = 0
25 + 4n + nF + -12n2 + -7n3 + -1n4 = 0 + 7n3 + -7n3 + n4 + -1n4
25 + 4n + nF + -12n2 + -7n3 + -1n4 = 7n3 + -7n3 + n4 + -1n4

Combine like terms: 7n3 + -7n3 = 0
25 + 4n + nF + -12n2 + -7n3 + -1n4 = 0 + n4 + -1n4
25 + 4n + nF + -12n2 + -7n3 + -1n4 = n4 + -1n4

Combine like terms: n4 + -1n4 = 0
25 + 4n + nF + -12n2 + -7n3 + -1n4 = 0

The solution to this equation could not be determined.

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