Question

for the polynomial x^4-x^3+2x^2-5x+8, the maximum number of zeroes it has are

(a)2 (b)4 (c)3 (d)0​

Answer 1

$\tt x^4-x^3+2x^2-5x+8$

• As the above polynomial has highest power of 4, it can have 4 zeroes at maximum.