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Ex 5 repede va rogggggggg

Ex 5 Repede Va Rogggggggg class=

Răspuns :

a) Ma = (x+y)/2 = (2V6 + 4V6)/2 = 6V6/2 = 3V6

Mg = V(2V6*4V6) = V(8*6) = V48 = 4V3

b) Ma = (2V3-V2 + 2V3+V2)/2 = 4V3/2 = 2V3

Mg = V(2V3-V2)(2V3+V2) = V(2V3² - V2²) = V(12-2) = V10