Question

The degree of (1 + x2)(1 + x4), when expressed as a polynomial is

Answer 1

Answer:

5

Step-by-step explanation:

Let P(x)=(x+1)(x  2 −x−x  4  +1)

 =x³ −x²−x^5  +x+x²−x−x^4  +1

 =x³ −x^5  −x^4  +1

The highest power of x is 5.  

Thus, the degree of the given polynomial is 5