aud50
30.10.2020 •
Mathematics
8.2 x (2.9 + 3.5 - 9.8 ÷ (2.8)2)
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Ответ:
−4.92x
Step-by-step explanation:
8.2x(2.9+3.5−
9.8
2.8
(2))
=(8.2x)(2.9+3.5+−7)
=(8.2x)(2.9)+(8.2x)(3.5)+(8.2x)(−7)
=23.78x+28.7x−57.4x
=−4.92x
Ответ: