Question

What is the degree of p(x)+q(x):

$p(x)=4x^4+3x^2+6x+9$,$q(x)=5x^4+6x^3+8$

• A. 8
• B. 3
• C. 4
• D. 6

Answer 1

Answer:

C. 4

$p(x)=4x^4+3x^2+6x+9$,$q(x)=5x^4+6x^3+8$

$p(x)+q(x)=9x^4+6x^3+3x^2+6x+17$

degree of p(x)+q(x) =4