Помогите!!!!!!!!!!!!!!!!!!!!!!!!!! Д и Е

Question

Помогите!!!!!!!!!!!!!!!!!!!!!!!!!! Д и Е

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Answer 1

Д) 5 5/17 * (-4 8/15) = 90/17 * (-68/15) = -(90*68)/(17*15) = -6/4 = -1,5
е) 2 13/18 * (-3 3/14) = 49/18 * (-45/14) = -(49*45) / (18*14) = -(7*5) / (2*2) = -8,75