Answer:
V=12
Step-by-step explanation:
Faces: 20 Edges: 30
Write the Euler's formula for 3-dimensional figures
F+V=E+2
Substitute some variables for their known values
20+V=30+2
Add the numbers on the right side of the equation
20+v=32
Subtract 20 on both sides
20-20+V=32-20
Subtract
V=32-20
Number of Vertices
V=12
Answer:the first ans (f(x)=(1/x+2)+3
Step-by-step explanation:
Answer:
(x-1)(x-2)(x-3)
Step-by-step explanation:
hy vọng nó giúp
Answer:
-0.5, negative 1 over 5, 1 over 9, 1
Step-by-step explanation:
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