# SOLUTION: I am having a hard time with this word problem: Consider that the, x, of a unicorn in human equivalent yrs can be given by the formula f(x)=0.002718x^4+0.097326x^3-1.3367x^2+12.

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 Click here to see ALL problems on Money Word Problems Question 400586: I am having a hard time with this word problem: Consider that the, x, of a unicorn in human equivalent yrs can be given by the formula f(x)=0.002718x^4+0.097326x^3-1.3367x^2+12.46x+3.914. When a unicorn is 2.5 yrs old, what is the age in human equivalent yrs? What about when it is 12 yrs old?Answer by Alan3354(30924)   (Show Source): You can put this solution on YOUR website!f(x)=0.002718x^4+0.097326x^3-1.3367x^2+12.46x+3.914. ------------------- When a unicorn is 2.5 yrs old, what is the age in human equivalent yrs? What about when it is 12 yrs old? Sub 2.5 for x f(2.5) = 0.002718*2.5^4+0.097326*2.5^3-1.3367*2.5^2+12.46*2.5+3.914 Now it's just arithmetic. -------------------- Do the same for f(12) ------------------- Why do you call that a word problem?