Please answer my question
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9-25*2*25-2*9
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Step-by-step explanation:
(rt3-rt5)(2rt5-2rt3)
=(rt3-rt5)(rt20-rt12)
=[rt3×rt20-rt3×rt12-rt5×rt20+rt5×rt12]
=[rt60-rt36-rt100+rt60]
=[2rt60-6-10]
=2rt60-16
=4rt15-16
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