SOLUTION: Which term prevents the following expression from being considered polynomial? F(x)= 1/√2 x^4-1/√5 x^3-7x^-2+1.4x+21 A. -7x-2 B. 1/√2 x^4 C. -

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Which term prevents the following expression from being considered polynomial? F(x)= 1/√2 x^4-1/√5 x^3-7x^-2+1.4x+21 A. -7x-2 B. 1/√2 x^4 C. -      Log On


   

Question 144979: Which term prevents the following expression from being considered polynomial?
F(x)= 1/√2 x^4-1/√5 x^3-7x^-2+1.4x+21

A. -7x-2
B. 1/√2 x^4
C. -1/√5 x^3
D. 1.4x
E. 21
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Notice how 7x%5E%28-2%29=7%2Fx%5E2. Since there is a division by a variable, this means that the expression is not a polynomial. So the answer is A)