The vertex of <span>y = 7x2 + 14x + 4</span> is at
(-1,-3) (see attachment)
Answer:
Explanation:
The statement is expressed as
y
∝
1
x
inverse means
1
variable
To convert to an equation introduce k, the constant of variation.
y
=
k
×
1
x
⇒
y
=
k
x
To find k use the given condition that y = 8 when x = 4
8
=
k
4
⇒
k
=
4
×
8
=
32
⇒
equation is
¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
∣
∣
∣
2
2
y
=
32
x
2
2
∣
∣
∣
−−−−−−−−−−−−
x
=
16
→
y
=
32
16
⇒
y
=
2
when
x
=
16
Answer:
8 blue chips and 12 red
Step-by-step explanation:
Answer:
The quotient is (x-2)
Step-by-step explanation:
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▹ Answer
<em>12</em>
<em />
▹ Step-by-Step Explanation

Hope this helps!
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