a^4-15a+90=0

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Solution for a^4-15a+90=0 equation: 


Simplifying
a4 + -15a + 90 = 0

Reorder the terms:
90 + -15a + a4 = 0

Solving
90 + -15a + a4 = 0

Solving for variable 'a'.

The solution to this equation could not be determined.

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