Question

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

Answer 1

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