The expanded form of x4 is -
If ∣∣ ∣∣4−x4+x4+x4+x4−x4+x4+x4+x4−x∣∣ ∣∣=0, then find the value of x.
The expanded form of (3x−5)3 is(a) 27x3+135x2+225x−125(b) 27x3+135x2−225x−125(c) 27x3−135x2+225x−125(d) none of these