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xweezx
@xweezx
July 2022
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найдите значение выражения. 18 ab − 27 a + 2b − 3 если a= -1 1дробь9
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гюйс
Verified answer
18ab-27a+2b-3=9a(2b-3)+(2b-3)=(2b-3)(9a-1)
при а= -1 1/9
(2b -3)(9*( -10/9) -1)= -11(2b-3)=33 - 22b
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Verified answer
18ab-27a+2b-3=9a(2b-3)+(2b-3)=(2b-3)(9a-1)при а= -1 1/9
(2b -3)(9*( -10/9) -1)= -11(2b-3)=33 - 22b