Question No 1:
a) State and prove Quadratic formula
b) Find Adjoint of matrix A = [[- 21, 2, 9], [- 6, - 4i, 3], [5, 1 - 1, 1]]
Question No 2: a) Prove that sum and product of roots are S = - b/a and P = c/a b) Find sum of infinite geometric series: sqrt(2) * 2 +2 sqrt 2 ***
Question No 3: c) Expand Binomial theorem (a/2 - 2/(a ^ 2)) ^ 6 d) Show that 1 - 2x + 4x ^ 2 - 8x ^ 3 +***
Question No 4: a) Define Radian of an angle. Show that sin 45^ prime prime + 2sin 45' = 3/12 b) If sin x = 0/15 and terminal arm angle trigonometric ratios. is in I quadrant. Find remaining trigonometric ratios
