Question

Calcule:
5√28 - 3√20 + 3√18 +2√72 - 2√63 + 3√45 - √200 + √50

Answer 1

√28=5,29
√20=4,47
√18=4,42
√72=8,48
√63=7,94
√45=6,41
√200=14,14
√50=7,07
(5.5,29)-(3.4,47)+(3.8,48)+(2.7,94)+(3.6,71)-(14,14)+(7,07)=
(26,45)-(13,41)+(25,44)+(15,88)+(20,13)-(14,14)+(7,07)= 67,42
O resultado é 67,42