f(a)=11+.4a+.5a^2+.2a^3

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Solution for f(a)=11+.4a+.5a^2+.2a^3 equation:


Simplifying
f(a) = 11 + 0.4a + 0.5a2 + 0.2a3

Multiply f * a
af = 11 + 0.4a + 0.5a2 + 0.2a3

Solving
af = 11 + 0.4a + 0.5a2 + 0.2a3

Solving for variable 'a'.

Reorder the terms:
-11 + -0.4a + af + -0.5a2 + -0.2a3 = 11 + 0.4a + 0.5a2 + 0.2a3 + -11 + -0.4a + -0.5a2 + -0.2a3

Reorder the terms:
-11 + -0.4a + af + -0.5a2 + -0.2a3 = 11 + -11 + 0.4a + -0.4a + 0.5a2 + -0.5a2 + 0.2a3 + -0.2a3

Combine like terms: 11 + -11 = 0
-11 + -0.4a + af + -0.5a2 + -0.2a3 = 0 + 0.4a + -0.4a + 0.5a2 + -0.5a2 + 0.2a3 + -0.2a3
-11 + -0.4a + af + -0.5a2 + -0.2a3 = 0.4a + -0.4a + 0.5a2 + -0.5a2 + 0.2a3 + -0.2a3

Combine like terms: 0.4a + -0.4a = 0.0
-11 + -0.4a + af + -0.5a2 + -0.2a3 = 0.0 + 0.5a2 + -0.5a2 + 0.2a3 + -0.2a3
-11 + -0.4a + af + -0.5a2 + -0.2a3 = 0.5a2 + -0.5a2 + 0.2a3 + -0.2a3

Combine like terms: 0.5a2 + -0.5a2 = 0.0
-11 + -0.4a + af + -0.5a2 + -0.2a3 = 0.0 + 0.2a3 + -0.2a3
-11 + -0.4a + af + -0.5a2 + -0.2a3 = 0.2a3 + -0.2a3

Combine like terms: 0.2a3 + -0.2a3 = 0.0
-11 + -0.4a + af + -0.5a2 + -0.2a3 = 0.0

The solution to this equation could not be determined.

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