Answer:
(
2
x
−
6
)
2
+
4
(
2
x
−
6
)
+
3
=
0
Simplify the left side.
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(
2
x
−
6
)
2
+
8
x
−
21
=
0
Use the quadratic formula to find the solutions.
−
b
±
√
b
2
−
4
(
a
c
)
2
a
Substitute the values
a
=
4
,
b
=
−
16
, and
c
=
15
into the quadratic formula and solve for
x
.
16
±
√
(
−
16
)
2
−
4
⋅
(
4
⋅
15
)
2
⋅
4
Simplify.
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x
=
4
±
1
2
The final answer is the combination of both solutions.
x
=
5
2
,
3
2
Step-by-step explanation:
Answer:
Step-by-step explanation:
<u>The function would be:</u>
- y = 0.25x, where y-volume of water in the bucket after x minutes
The domain is x and the range is y
The bucket will be full after 3.5/0.25 = 14 minutes
<u>The set of possible values of x is:</u>
Answer:
I don't know if this will be right but:
$20 - $2.50x
Step-by-step explanation:
You start of with 20 dollars, for each day (x), $2.50 will be taken out of your 20 each day.
Wood will be your best answer choice