Given that xn = (1)/([3]N) is an approximation of the cube root of N. Use Newton-Raphson method to show that a better approximation is given by: xn+1 = (1)/(3) (2xn + (N)/(xn2)).

Mathematics
Given that xn = (1)/([3]N) is an approximation of the cube root of N. Use Newton-Raphson method to show that a better approximation is given by: xn+1 = (1)/(3) (2xn + (N)/(xn2)).

ScanSolve AI Answer

Step 1: Calculate the time duration of one T-state. The clock frequency is f=3MHz=3×106Hzf = 3\, MHz = 3 \times 10^6\, \text{Hz}. The time period of one T-state (TTstateT_{T-state}) is the reciprocal of the clock frequency. TTstate=1f=13×106sT_{T-state} = \frac{1}{f} = \frac{1}{3 \times 10^6}\, \text{s} TTstate0.333×106s=0.333μsT_{T-state} \approx 0.333 \times 10^{-6}\, s = 0.333\, \mu\text{s}

Step 2: Calculate the total T-states for the delay loop. The delay loop consists of the instructions from AGAIN: to JNZ AGAIN. The T-states for the instructions (assuming an 8085 microprocessor) are: • ADD C: 4 T-states • DCR C: 4 T-states • JNZ AGAIN: 10 T-states (when the jump occurs, i.e., C is not zero) • JNZ AGAIN: 7 T-states (when the jump does not occur, i.e., C is zero)

Let NN be the initial value loaded into

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