Докажите тождество:√(34+24√2)=4+3√2<br />
√(73-40√3)=4√3-5<br />
√(8√5+81)=1+4√5<br />
√(11-2√30)=√6-√5

√(34+24√2)=4+3√234+24√2=(4+3√2)²34+24√2=16+24√2+1834+24√2=34+24√2√(73-40√3)=4√3-573-40√3=(4√3-5)²73-40√3=48-40√3+2573-40√3=73-40√3√(8√5+81)=1+4√58√5+81=(1+4√5)²8√5+81=1+8√5+808√5+81=8√5+81√(11-2√30)=√6-√511-2√30=(√6-√5)²11-2√30=6-2√30+511-2√30=11-2√30