Show directly that if ( is any value of -i log(iz + 1-2), then sin (=z....

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Show directly that if ( is any value of -i log(iz + √1-2²), then sin (=z. Likewise, show that if & is any value of log then tan =W. Use the result in Exercise 29 and your knowledge of the branches of the logarithmic function to explain the branches of arcsin z. Show directly that if ( is any value of -i log(iz + √1-2²), then sin (=z. Likewise, show that if & is any value of log then tan =W. Use the result in Exercise 29 and your knowledge of the branches of the logarithmic function to explain the branches of arcsin z.