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plz10:a,b,c,si 11a,b,c,d
Dau coroana​


Plz10abcsi 11abcdDau Coroana class=

Răspuns :

Răspuns:

10.

a)(3⁴×3⁹)²=3⁸+3¹⁸=3²⁶

b)(5²×5⁸)³=5⁶×5²⁴=5³⁰

c)(2⁷×2⁸)³=2²¹×2²⁴=2⁴⁵

d) (5⁴×5⁶)⁴=5¹⁶×5²⁴=5⁴⁰

11.

a)(5×5¹²)÷(5²)³=5¹³÷5⁶=5⁷

b)(7×7¹⁹)÷(7³)⁴=7²⁰÷7¹²=7⁸

c)(2⁷)³÷(2×2¹⁰)=2²¹÷2¹¹=2¹⁰

d)(6⁵)⁶÷(6×6¹⁸)=6³⁰÷6¹⁹=6¹¹