Va rog ajutati-ma !! Dau coroana!!
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a)13⁶÷13⁵=13¹⁶⁻¹⁵=13
b)23⁷÷23²÷23=23⁷⁻²⁻¹=23⁴
c)(2³)⁵÷2¹⁰=2³ˣ⁵÷2¹⁰=2¹⁵⁻¹⁰=2⁵
d)11⁵⁰÷11⁴⁵-11⁵=11⁵⁰⁻⁴⁵-11⁵=11⁵-11⁵=0
f)4¹²÷2²³+9¹⁵÷3²⁹=(2²)¹²÷2²³+(3²)¹⁵÷3²⁹=2²ˣ¹²÷2²³+3²ˣ¹⁵÷3²⁹=
=2²⁴⁻²³+3³⁰⁻²⁹=2+3=5
g)(3·3²·3³·3²⁰⁰)÷9¹⁰³=3¹⁺²⁺³⁺²⁰⁰÷(3²)¹⁰³=3²⁰⁶÷3²⁰⁶=1
e)(3²·5)³÷(3⁶·5³)=(3²ˣ³·5³)÷(3⁶·5³)=(3⁶·5³)÷(3⁶·5³)=1
b)23⁷÷23²÷23=23⁷⁻²⁻¹=23⁴
c)(2³)⁵÷2¹⁰=2³ˣ⁵÷2¹⁰=2¹⁵⁻¹⁰=2⁵
d)11⁵⁰÷11⁴⁵-11⁵=11⁵⁰⁻⁴⁵-11⁵=11⁵-11⁵=0
f)4¹²÷2²³+9¹⁵÷3²⁹=(2²)¹²÷2²³+(3²)¹⁵÷3²⁹=2²ˣ¹²÷2²³+3²ˣ¹⁵÷3²⁹=
=2²⁴⁻²³+3³⁰⁻²⁹=2+3=5
g)(3·3²·3³·3²⁰⁰)÷9¹⁰³=3¹⁺²⁺³⁺²⁰⁰÷(3²)¹⁰³=3²⁰⁶÷3²⁰⁶=1
e)(3²·5)³÷(3⁶·5³)=(3²ˣ³·5³)÷(3⁶·5³)=(3⁶·5³)÷(3⁶·5³)=1
CrysAndreee11:
Multumesc mult mult de tot.
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