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safi2000
@safi2000
August 2022
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Упростите выражение ( a - 6 ) ( a + 2 ) - ( a + 5 ) ( a - 7 ) и найдите его значение при a = - 6.5
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fkbyf56
Verified answer
А^2+2a-6a-12-a^2+7a-5a+35=-2a+23=(-2)*(-6.5)+23=36
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Verified answer
А^2+2a-6a-12-a^2+7a-5a+35=-2a+23=(-2)*(-6.5)+23=36