№26
a)√5³•5=√125•25=√625=25
b)√7⁴•4=√2401•4=√9604=98
c)√3⁴•5²•36=√81•25•36=√72900=270
d)√144•3²•64=√144•9•64=√82944=288
e)√21²•23²=√441•529=√233289=483
f)√9²-6²+2²=√81-36+4=√49=7
g)√64²-63²+4²+1=√127+16+1√144=12
h)√2⁶(7²-2⁴•3)=√64=8
i)√5(9²-6²)=√225=15
№27
a)√2²•5+2²•11=√13
b)√7⁴•45+7⁴•39-7⁴•3=441
c)√5²•11+19•5²+5²•6=30
d)√3⁴•19-3⁴•10=27
e)√2²•3⁴+2²•3²+2³•3³=24
f)√2⁴•5²+2³•5+1=21
g)√3⁴+2•3²•5²+5⁴=34
h)√11²-2•11•15+15²=4
i)√48²-2•48•13+13²=35
