1. Evaluate [(y - x - 3ix²) dz, where C' is the contour joining 0 and 1+ i in the following manners: (a) C is the straight line from 0 to 1 + i. (b) C is the straight line from 0 to i and then the straight line from i to 1+i. (c) C is the parabola y = x².

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A: Given:  f(x)=2x^4-4x^3-5x^2+2x-3

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Q: 5) Using Bisection method to find the root of f(x) = x²-3 in interval [1,2] ε = 0.05?

A: Sol:- Here f(x)=x2-31st iteration :Here f(1)=-2&lt;0 and f(2)=1&gt;0∴ Now, Root lies between 1 and…

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A: Consider the set 6,7. 3 and 1 are the upper bounds for the set. So, lub6,7=3

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