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aelia732
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Calculati B)9√27+5√24-(2√96-√150+3√243) D)5√243+2√48-(8√300-6√363) dau99 de puncte

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alexanton

B)9√27+5√24-(2√96-√150+3√243)= 9√3²x3+5√2²x2x3 -(2√3x2²x2²x2-√5²x3x2+√3²x3²x3)= = 9x3√3 +5X2√2X3 -2X2X2√3X2 +5√3X2-3X3√3=27√3+10√6-8√6+5√6-9√3=18√3+7√6 D)5√243+2√48-(8√300-6√363)=5√3²X3²X3 +2√2²X2²X3 -(8√10²X3-6√11²X3)=5X3X3√3+2X2X2√3 -8X10√3 +6X11√3=45√3+8√3-80√3 +66√3=39√3

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