Surds and Indices Practice Test 1

Question : 25 of 40

Marks: +1, -0

(x/y)^{a-b}(x/y)^{b-c}(x/y)^{c-a}

is equivalent to:

Solution:

(x/y)^{a-b}(x/y)^{b-c}(x/y)^{c-a}

=(x/y)^{(a-b+b-c+c-a)}

=(x/y)^{0}=1

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