x-2 к знаменателю 5x-10;x(в квадрате) -2x;x(в квадрате) -4;5x(в квадрате) -20...

July 2022 1 3 Report

Приведите дробь: 1) 11/x-2 к знаменателю 5x-10;x(в квадрате) -2x;x(в квадрате) -4;5x(в квадрате) -20.

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kmike21

Verified answer

1) 11/(x-2) =55/5(x-2)=55/(5x-10)
2) 11/(x-2) =11x/x(x-2)=11x/(x²-2x)
3) 11/(x-2) =11(x+2)/(x+2)(x-2)=(11x+22)/(x²-4)
4) 11/(x-2)=(11x+22)/(x²-4)=5(11x+22)/5(x²-4)=(55x+110)/(5x²-20)

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po izvestnym dvum uglam treugolnika abc ego tretij ugol esli ugol b60 gradusov

sushestvuet li treugolnik so storonami ravnymi 1 10152 sm 2 123 sm 32

najti silu tyazhesti dejstvuyushuyu na somnovyj brusok dlinoj 400 sm shirinoj 200 sm v

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