\frac{\sqrt7+\sqrt5}{\sqrt7-\sqrt5} equals:

Powers and Roots Practice Test 4

Question : 31 of 40

Marks: +1, -0

{√7+√5}/{√7-√5}

equals:

Solution:

{√7+√5}/{√7-√5}

={√7+√5}/{√7-√5}×{√7+√5}/{√7+√5}

={7+5+2√35}/{7-5}

=6+√35

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