Объяснение:
31,2с^7 / о^7 × о^8 / 7,8с^5=
4×с^(7-5)×о^(8-7)=4×с^2×о^1=
=4с^2о
С=1 о=7
4×1^2×7=4×1×7=28
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
Объяснение:
31,2с^7 / о^7 × о^8 / 7,8с^5=
4×с^(7-5)×о^(8-7)=4×с^2×о^1=
=4с^2о
С=1 о=7
4×1^2×7=4×1×7=28