MCQ
Tick $(\checkmark)$ the correct answer:
$x^3 - x =\ ?$
$x^3 - x =\ ?$
- A$x(x^2 - x)$
- B$x(x - x^2)$
- C$x(1 + x)(1 - x)$
- ✓$x(x + 1)(x - 1)$
✓
Answer
Correct option: D.
$x(x + 1)(x - 1)$
D. $x(x + 1)(x - 1)$
Solution:
$x^3- x$
$= x(x^2- 1)$
$= x(x - 1)(x + 1)$
Solution:
$x^3- x$
$= x(x^2- 1)$
$= x(x - 1)(x + 1)$
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