Question

sum of coefficient of x² and x² in the polynomial 2 x³ + 4 x² - 8 x + 9 is equals to​

Answer 1

Answer:

if you mean the sum of the coefficients of

$x ^{2} \: + \: x ^{3}$

then the answer will be

Step-by-step explanation:

coefficient of x^2 = 4

coefficient of x^3 = 2

therefore, 4+2=6

the answer is 6