найти частное и сократить. Created by ancous3. matematika-ru

найти частное и сократить...

ancous3 @ancous3

July 2022 1 27 Report

найти частное и сократить

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zhenyaM2002

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1) 16b⁶/a⁷ : 2b³/a⁴ = 16b⁶/a⁷ * a⁴/2b³ =
= 16a⁴b⁶/2a⁷b³   =   8b³/a³ = 8b³a⁻³

2) (a²+9a)/3 : (9+а) = (а * (а+9) )/3    * 1/(а+9) =
=    а(а+9) / 3(а+9) = а/3 = (1/3 ) * а

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