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a)11²-12²:(5²-4²)
b)25+(13²•11:143+17²):151
c)2•(2•5-2•3¹)³:(2•3²-2•2³)5


A111254b25131114317151c2252323225 class=

Răspuns :

sper sa te ajute cu tema sau la teste
Vezi imaginea BRAINLYDEEA
Direct rezolvarea!
a)121-144:(25-16)
121-144:9
121-16
105
b)25+(169•11:143+289):151
25+(1859:143+289):151
25+(13+289):151
25+302:151
25+2
27
c)2•(2•5-2•1)³:(2•9-2•16)5
2•(10-2)³:(18-32)5
2•8³:145
2•512:537824
1025:537824
525

[Sper ca e bn =)]