find the solution of the equation set X3 - 10x2 27x - 18 = 0
how do
to f (x) = X3 - 10x2 27x - 18
∴ f (1) = 1 - 10 27 - 18 = 0
∴. X - 1 as of F (x)
∴ X3 - 10x2 27x - 18 = (x-1) (X2 - 9x 18)
= (x-1) (x-3) (X-6)
X3 - 10x2 27x - 18 = 0
(x - 1). (x - 3) (x - 6) = 0
x =,, 1 3 6
∴ set solution of the equation is 1 3 6} {,,,
การแปล กรุณารอสักครู่..