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Luden [163]
3 years ago
7

45 POINTS FOR WHOLE PAGE!!!!!!!!!!!!!

Mathematics
1 answer:
Mashutka [201]3 years ago
7 0

1. simply: h+245

2. your answer is right

3. 2+1/3n (i believe)

4. 29+5m

5. I’m pretty sure the answer is 29

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What is the area of the largest rectangle with lower base on the x-axis and upper vertices on the curve y = 12 - x2? (4 points)
wolverine [178]

Answer: 16 square units

Step-by-step explanation:

let the vertex in quadrant I be (x,y)  

then the vertex in quadratnt II is (-x,y)  

base of the rectangle = 2x  

height of the rectangle = y  

Area = xy  

= x(12 - x²)  

= -x³ + 12x  

d(area)/dx = 3x² - 12 = 0 for a maximum of area  

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x = ±2  

y = 12-4 = 8

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3 years ago
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Answer:

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(-4)(5)+(-3)(-2)

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