13. Simplify
√5 + √3 /√5-√3 +√5-√3 /√5 + √3
by rationalizing the denominator.
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Answer:
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Step-by-step explanation:
√5+√3/√5-√3×√5+√3/√5+√3+√5-√3 /√5 + √3 ×√5-√3/√5-√3
(√5+√3)^2/5-3+(√5-√3)^2/5-3
5+3+2√15+5+3-2√15/2
8+8/2
16/2
8 is the answer
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