Question: Determine the lowest positive root of f(x) = 7 sin(x)e x 1: (a) Graphically. (b) Using the Newton-Raphson method (three iterations, x i =

Determine the lowest positive root of f(x) = 7 sin(x)e^−x − 1:
(a) Graphically.
(b) Using the Newton-Raphson method (three iterations, x_i= 0.3).
(c) Using the secant method (three iterations, x_i− 1 = 0.5 and x_i= 0.4.
(d) Using the modified secant method (five iterations, x_i= 0.3, δ = 0.01).

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