Answer:
Y = -7x + 4
Step-by-step explanation:
X6 – 9x3 + 8 = 0
let u = x^3
u^2 - 9u + 8 = 0
(u-8)(u-1) = 0
u = 1,8
back substitute
1 = x^3
8 = x^3
<span>x = 1 , 2</span>
-(-3) = +3
-6 + 3 is just removing 3 from -6 which leaves us with -3.
Answer:
y=10x-2x ................