MCQ
The value of $x^{a-b} \times x^{b-c} \times x^{c-a}$ is:
- ✓$1$
- B$2$
- C$x$
- D$0$
✓
Answer
Correct option: A.
$1$
$x^{a-b} \times x^{b-c} \times x^{c-a}$
$\Rightarrow x^{a-b+b-c+c-a}$
$\Rightarrow x^0$
$=1$
$\Rightarrow x^{a-b+b-c+c-a}$
$\Rightarrow x^0$
$=1$
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