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Nina [5.8K]
3 years ago
10

Hey can you please help me posted picture of question

Mathematics
1 answer:
Ipatiy [6.2K]3 years ago
8 0
Vertex: V=(-2,-3)=(h,k)→h=-2, k=-3
The parabola is horizontal, then its equation has the form:
x=a(y-k)^2+h
x=a(y-(-3))^2+(-2)
x=a(y+3)^2-2

When the y-value is -2, the x-value is -5:
-5=a(-2+3)^2-2
-5=a(1)^2-2
-5=a(1)-2
-5=a-2
-5+2=a-2+2
-3=a
a=-3

Answer: The coefficient of the squared term in the parabola's equation is a=-3

Answer: Option D. -3
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Damon is buying meat by the pound at the deli. For every 5 pounds of meat he buys, he pays $8. What is the cost, per pound, for
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$1.60 per pound

Step-by-step explanation:

5 0
3 years ago
Line AB contains points A(4, 5) and B(9,7). What is the slope of AB?
alexdok [17]

Answer:

2/5

Step-by-step explanation:

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m = ( y2-y1)/(x2-x1)

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Consider the function f(x)=−2/3x+5 . What is f(1/2)
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7 0
3 years ago
Luis choosing one card from the deck then choosing a second card without replacing the first. Is this independent or dependent
ElenaW [278]

Luis choosing one card from the deck then choosing a second card without replacing the first is a dependent event.

Step-by-step explanation:

Lets define independent and dependent events first.

<u>Independent events:</u>

The events are said to be independent if the probability of occurrence of one event doesn't affect the probability of second event.

<u>Dependent events:</u>

The events in which the probability of occurrence of one event affects the second event's probability of occurrence, are called dependent events.

Now,

When a card is drawn from a deck of cards and NOT replaced, it makes the second event's probability depend on first event as the sample space for second event changes due to the first event.

Hence,

Luis choosing one card from the deck then choosing a second card without replacing the first is a dependent event.

Keywords: Probability, dependent events

Learn more about probability at:

  • brainly.com/question/10666510
  • brainly.com/question/10699220

#LearnwithBrainly

3 0
3 years ago
Any actives ???can y’all please help me
kkurt [141]

Answer:

B: $2.50

Step-by-step explanation:

Step 1: form an equation

126 = 12(8 + x)

Step 2: isolate the x

126/12 = 8 + x

126/12 - 8 = x

Step 3: solve

10.5 - 8 = x

2.5 = x = raise per hour

7 0
3 years ago
Read 2 more answers
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