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s344n2d4d5 [400]
3 years ago
15

Does the parabola open up or down 120(x+4)^2-1

Mathematics
1 answer:
inn [45]3 years ago
6 0

Answer:

up

Step-by-step explanation:

the number in the front is positive

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Urgent help please !!!
chubhunter [2.5K]

Answer:

The answer is A. 3x + 3

Step-by-step explanation:

Umm yea its that

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Box plot i dont understand any thing about it
Inga [223]

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5 0
3 years ago
how many pounds of nuts selling for $9 per lb and raisins selling for $3 per lb should a person combine to obtain 60 lb of a tra
marta [7]
Let n be the number of lbs of nuts.
Let r be the number of lbs of raisins.
9n + 3r = 60 * 5 = 300 .............(1)
n + r = 60
n = 60 - r ...............(2)
Plugging the expression for n in (2) into (1) we get:
9(60 - r) + 3r = 300
which expands to:
540 - 9r + 3r = 300 .............(3)
Simplifying and rearranging (3) we get:
-6r = -240
Therefore r, the weight of raisins = 40 lbs
and the weight of nuts is 60 - 40 = 20 lbs
8 0
3 years ago
2. Sam is climbing 2/3 meters every 1/3 of an hour. How many meters does
ICE Princess25 [194]

Answer:

2/9

Step-by-step explanation:

if u multiply 2/3 × 1/3 u get 2/9

4 0
3 years ago
I need help please help me
Mrrafil [7]

Answer:

  y=\dfrac{1}{36}x^2

Step-by-step explanation:

Where p is the distance from focus to vertex, the equation of the parabola with focus at (0, p) is ...

  y=\dfrac{1}{4p}x^2

Your parabola has p=9, so the equation is ...

  y=\dfrac{1}{4\cdot 9}x^2=\bf{\dfrac{1}{36}x^2}

3 0
3 years ago
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