Question

Salut ma puteti ajuta cu tema la matematica? la exercitiul 1 si 3 va rog​

Answer 1

Răspuns:

1.

a)2¹⁹•2²¹=2¹⁹+²¹=2⁴⁰

b)12²¹•12³¹=12²¹+³¹=12⁵²

c)2³•2⁸=2³+⁸=2¹¹

e)5ו5×+¹=

f)3⁴⁸•3⁷•3⁵=3⁴⁸+⁷+⁵=3⁶⁰

g)7⁵•7⁶•7⁷=7⁵•(7⁵-⁵•7⁶-⁵•7⁷-⁵=7⁵•(7⁰•7¹•7²)=

=7⁵•(1•7•49)=7⁵•343=16807•343=5764801

i)3²•3³•3⁷=3²+³+⁷=3¹²

j)23³⁵+23²⁵=23³⁵+²⁵=23⁶⁰

k)3²⁰¹¹•3²⁰⁰⁸=3⁴⁰¹⁹

3.

a)(5⁴)⁶=5⁴•⁶=5³⁰

b)(7⁸)³=7⁸•³=7²⁴

c)(23¹)¹⁷=23¹•¹⁷=23¹⁷

e)[(3²)³]⁴=3²•³•⁴=3²⁴

f)[(8⁵)³]⁶=8⁵•³•⁶=8⁹⁰

g)[(13⁵)⁶]⁴=13⁵•⁶•⁴=13¹²⁰

Sper că te-am ajutat!!