parcess
25.07.2021 •
Mathematics
Chứng minh:
a. A∩(B\C) = (A∩B)\C
b. A\(B∩C) = (A\B)∪(A\C)
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Ответ:
a) downwards
b) (1,9)
c) x intercepts=-2, 3
y intercept= 8
d) axis of symetry= x=1
Step-by-step explanation:
the axis of symetry is the x value of the vertex of the parabola, which is the highest point on the graph.
It opens downward because the open part is on the bottom