Tips for Beginners for the TI 89 Calculator
Or set the equation equal to zero (e.g. x - cosx = 0) and in the entry line use zeros(x - cos(x), x), giving “x = .739085133”. Zeros is F2 4: zeros(. Or graph y1 = x - cosx and find the zeros of the graph with F5 Math 2: Zeros. You will be prompted to choose an x value on each side of the zero. ................
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