2. Find values for b and c so that f(x) = 6x² + bx+c has its vertex at (7,-9).

Calculus: Early Transcendentals
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Author:James Stewart
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Chapter1: Functions And Models
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Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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I really need help with 2 and 3. I know I did 3 incor

3.
2. Find values for b and c so that f(x) = 6x² + bx+c has its vertex at (7,-9).
bottlenose dolphin jumps out of the water. The path the dolphin travels can be modeled by
h = -0.2d² + 2d, where h represents the vertical height (in feet) of the dolphin (above the water), and
d represents the horizontal distance (in feet) from the jump point.
= 19/20 = .95
a. What is the maximum height the dolphin reaches?
h=-0.2 (1) ²³² +2(+2)
maximum height the dolphin reaches is as feet
b. How far did the dolphin jump horizontally?
AN
vertical height (feet)
= horizontal distanc effect
Transcribed Image Text:3. 2. Find values for b and c so that f(x) = 6x² + bx+c has its vertex at (7,-9). bottlenose dolphin jumps out of the water. The path the dolphin travels can be modeled by h = -0.2d² + 2d, where h represents the vertical height (in feet) of the dolphin (above the water), and d represents the horizontal distance (in feet) from the jump point. = 19/20 = .95 a. What is the maximum height the dolphin reaches? h=-0.2 (1) ²³² +2(+2) maximum height the dolphin reaches is as feet b. How far did the dolphin jump horizontally? AN vertical height (feet) = horizontal distanc effect
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