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CatyDeya
a fost răspuns

Sa se calculeze:
a) [(1/5)^7]^2*6^14:(6/5)^14

Răspuns :

[(1/5)^7]^2*6^14:(6/5)^14 =

= 1/5^14 × 6^14 × 5^14/6^14

= 1
[(1/5)^7]^2×6^14:(6/5)^14=

[(1/5)^7×2]×6^14:(6/5)^14=

(1/5)^14×6^14:(6/5)^14=

[(1/5)×6]^14:(6/5)^14=

[(1×6)/5]^14:(6/5)^14=

(6/5)^14:(6/5)^14=1

Alte intrebari