Răspuns:
5/8
Explicație pas cu pas:
❁❁Salutare !❁❁
(2√5/√18+3√5/√50-5√5/√32)×5√72/√125×(√5/2)⁴
(2√5/3√2+3/√10-5√5/4√2)×30√2/5√5×(5/2)²
(-7√5/12√2+3√10/10)×30√2/5√5×25/4
(-7√10/24+3√10/10)×15√2/5√5×25/2
√10/120×3√2/√5×25/2
√2/8×√2×5/2
10/16=5/8
<<darius>>
