FutureDB
24.12.2019 •
Mathematics
Use the net as an aid to compute the surface area of the triangular prism. a) 108 cm2 b) 120 cm2 c) 132 cm2 d) 170 cm2
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Ответ:
x=0 hoặc x=
;x=-
Step-by-step explanat
B1:Rút x ở 2 vế ta đc x(x^2 - 2)=0
B2 x=0 hoặc x^2-2=0
B3 x=0 or x^2=2 b4 x=0 hoặc x=