Bai 18: Rut gon cac bini thirr sau:
biểu
A² 13 +16
√ 13 + 6 √ 4 + √g-4re
b) ( √5 - 1). √ ₂ √ 19+ 8√3-4
©√√5 +216 + √14-416
e)
d2 √5-2√6 + √11-4V6
es √√23+6V/₁0 + √√47 +6√.10
J
√21-6√₁0
+ √21+6√ 10
g
√49-2016 + √106-2016
to √83-2018 + √62-2016
j) √302-20√6 +
√203-2016
j √601-2016-√√154 ...
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