7 szkoły podstawowej

Matematyka 7

Matematyka

Matematyka 7. Ćwiczenia podstawowe

Matematyka 7. Podręcznik cz. 1

Matematyka 7. Podręcznik cz. 2

Matematyka 7. Zestawy zadań

Matematyka wokół nas 7

Matematyka z kluczem 7

Matematyka z plusem 7

Teraz egzamin ósmoklasisty. Arkusze

Teraz egzamin ósmoklasisty. Repetytorium

a)&nbsp; (xab​)5=x5a5⋅b5​

a) (141​)4:(41​)4⋅24=(141​:41​⋅2)4=(45​:41​⋅2)4=(45​⋅14​⋅2)4=104=10000

Działka Pana Kowalskiego&nbsp; 54,9⋅54,9=54,92

5610⋅(71​)10:0,810=(56⋅71​:0,8)10=(8:0,8)10=(80:8)10=1010=10000000000 &nbsp; Odp. 10 zer.

a)&nbsp; 1,23⋅53=(1,2⋅5)3=63=216 &nbsp; b)&nbsp; 2,513⋅(−52​)13=(2,5⋅(−52​))13=(25​⋅(−52​))13=(−1)13=−1

a)&nbsp; 3595​=(39​)5=35=243 &nbsp; b)&nbsp; 123:63=(12:6)3=23=8

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