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max2010maxim [7]
3 years ago
7

Quadratic function of Y=x2-2x-3

Mathematics
1 answer:
Svetach [21]3 years ago
6 0
Ok! So, given a quadratic function<span>, </span>y<span> = ax</span>2<span> + bx + c, when "a" is positive, the </span>parabola <span>opens upward and the vertex is the minimum value. On the other hand, if "a" is negative, the graph opens downward and the vertex is the maximum value. Now, let's refer back to our original graph, </span>y<span> = </span><span>x2</span><span>, where "a" is 1.

Hope this helps.</span>
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Jill and Erika made 5 gallons of lemonade for their lemonade stand. How many quarts did they make? If they charge $2.50 per quar
yawa3891 [41]

a. How many quarts did they make is 25 quarts of lemonade

b. How much money will they make if they sell it all is $62.50

a. Calculation to determine How many quarts did they make.

Given: 1 gallon =5 quarts

Hence:

5 gallons of lemonade=5×5 quarts of lemonade

5 gallons of lemonade=25 quarts of lemonade

b. Calculation to determine how much money will they make if they sell it all

Given: 1 quarts=$2.50

Hence:

25 quarts=25 ×$2.50

25 quarts=$62.50

Inconclusion:

a. How many quarts did they make is 25 quarts of lemonade

b. How much money will they make if they sell it all is $62.50

Learn more here:

brainly.com/question/13442515

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2 years ago
Which of the following is the best approximation of the volume of a sphere with a 9 cm radius?
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Volume = 4/3 * PI * r^3
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3 years ago
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Answer:

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Step-by-step explanation:

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There are a total of 120 counters in a box.
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Answer:x=10/3

Step-by-step explanation:

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