Probability that gear 1 will fail = 5/100 (upto 10 years)
and 8/100 (after 10 years)
Probability that both will fail = 5/100 * 8/100
= 40/10000
= 0.4 %
Its the first one. I typed them all in my graphing calculator to check
Hey there! I think the answer is x=(-2)
answer:
Vertex:
(
−
3
,
−
5
)
Focus:
(
−
3
,
−
39
8
)
Axis of Symmetry:
x
=
−
3
Directrix:
y
=
−
41
8
x
y
−
5
3
−
4
−
3
−
3
−
5
−
2
−
3
−
1
3
Step-by-step explanation:
