Below are hard questions. Answer them accordingly..

1.Determine and explain the real part in In z=4+i.

2.What is represented by a signal flow graph?

3.Which is the domain function that assigns as maximum each integer pairs?

4.f(x) = 2x + 1 and g(x) = 3x + 4 are determinants of functions f and g to itself. Determine the composition of f and g.

5.Solve for the inverse of (log3+i)/log2

6.What is the representation ofiⁱin terms of e?

7.Assuming that the critical region in the null hypothesis is evenly distributed, what can we say the test is referred to?

8.When dealing with the distribution of the population, which is the most useful hypothesis and why?

9.Why doesint(1011,2) result in an error?

10.Certain expressions results in errors. Give an example of such an expression. Explain