Question

solve pls this one pls step by step

Answer 1

xyz=0
$( {a}^{x})^{yz} + ( {a}^{y})^{xz} +( {a}^{z})^{xy} = {a}^{xyz} + {a}^{xyz} + {a}^{xyz} = 3 \times {a}^{0} = 3 \times 1 = 3$