? Exercise 4.2.5 For y=x²+2x, find Ay and dy at z = 3 if dx = 0.2. Hint dy = f'(3) dx, Ay=f(3.2) - f(3) Answer dy=1.6, Ay=1.64

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? Exercise 4.2.5
For y=x²+2x, find Ay and dy at x = 3 if dx = 0.2.
Hint
dy = f'(3) dx, Ay = f(3.2) - f(3)
Answer
dy=1.6, Ay=1.64
Transcribed Image Text:? Exercise 4.2.5 For y=x²+2x, find Ay and dy at x = 3 if dx = 0.2. Hint dy = f'(3) dx, Ay = f(3.2) - f(3) Answer dy=1.6, Ay=1.64
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