Question

X^4 - 64 x^2 + 1296=0 factorise

Answer 1

Answer:

Step-by-step explanation:

Let x² = y

y² - 64y + 1296 = 0,

$y_{12}$ = (64 ± √D) / 2

discriminant D = 64² -  5184 < 0

Given equation does not have roots in the set of real numbers.