Question

If'a' and 'B' are the zeroes of the polynomial x² - 6x + 8, then the value of a³ + B³
is
a. 76
b. 72
c. 74
d. 80​

Answer 1

the equation is

x2-6x+8

so

x2-4x-2x+8

x(x-4)-2(x-4)=0

x-2=0

x-4=0

so

zeroes are

2,4

the value of a3+b3

8+64=72

so the option is b

Answer 2

Step-by-step explanation:

i think your options are wrong