Question

Answer the following questions:
1. If S={0, 1, 2, 3, 4, 5, 6, 7, 8, 9), A = {1, 3, 5), B = {1, 2, 3, 4, 5) and C = {4, 6, 8) the find (An B) nC'.

2. If cosec x =-13/12
and x does not lie in third quadrant then find all other trigonometric ratios.

3. Find the modulus and amplitude of the complex number
1-3i/1 +2i.

4. If A and B are the roots of the equation ax2 + bx +c= 0, then form an equation whose roots are
A+1/B , B+1/A.​

Answer 1

Step-by-step explanation:

please see above photo