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Thread: Linear approximations (or differentials)

  1. December 4th 2008, 06:22 AM #1
    Yasmine13
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    Linear approximations (or differentials)

    Use linear approximations (or differentials) to estimate:
    a) sec(0.03)

    b)15.97 ^(3/4)
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  2. December 5th 2008, 01:45 AM #2
    mr fantastic
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    Quote Originally Posted by Yasmine13 View Post
    Use linear approximations (or differentials) to estimate:
    a) sec(0.03)

    b)15.97 ^(3/4)
    f(x + h) \approx f(x) + h f'(x).

    a) f(x) = sec x, x = 0, h = 0.03.

    b) f(x) = x^{3/4}, x = 16, h = -0.03.
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