August 2022 1 9 Report
7.Найдите значение выражения 27b^2+108b+108/b:(6/b+3) при b=4/9

8.Ука­жи­те не­ра­вен­ство, ре­ше­ни­ем ко­то­ро­го яв­ля­ет­ся любое число.

1) x2 + 70 > 0
2) x2 − 70 > 0
3) x2 + 70 < 0
4) x2 − 70 < 0
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