Proof of exponent identity

Prove: \[ (x^{a-b})^{a+b}(x^{b-c})^{b+c}(x^{c-a})^{c+a} = 1 \]

Proof

\[ = x^{(a-b)(a+b)} \cdot x^{(b-c)(b+c)} \cdot x^{(c-a)(c+a)} \]

\[ = x^{(a^2-b^2) + (b^2-c^2) + (c^2-a^2)} \]

\[ = x^0 \]

\[ = 1 \]

Hence Proved

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