вычислите наиболее рациональным способом:
(-3)²·15³·(-25)
_____________.
5⁴·3⁶
=(3²·(5·3)³·(-5²)):(5⁴·3⁶)=-(3²·5³·3³·5²):(5⁴·3⁶)=-(3⁵·5⁵):(5⁴·3⁶)=-(3⁵:3⁶)·(5⁵:5⁴)=
=-⅓·5=-5/3
Ответ: -5/3.
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
=(3²·(5·3)³·(-5²)):(5⁴·3⁶)=-(3²·5³·3³·5²):(5⁴·3⁶)=-(3⁵·5⁵):(5⁴·3⁶)=-(3⁵:3⁶)·(5⁵:5⁴)=
=-⅓·5=-5/3
Ответ: -5/3.