If an Object Moves Along a Line So That It

question 1

Multiple Choice

If an object moves along a line so that it is at y = f(x) = 10x² at time x (in seconds) , find the velocity at x =1 (y is measured in feet) .

• A)20 ft/s
• B)10 ft/s
• C) 6 ft/sec
• D) 200 ft/s

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