Answer the question

Answer the question 0 to 9 be divlslblo r, Fixod I s dEvS by 2 sin(g since F) 3n 30 -3n co 2bc— a that sin sin(æ sin(æ— 9) 2 2 2 2cæb 2 2 b 2 22b- c 2 (b) Let e, b, c be positive and not value of the determinent c c) If x, y, z are all different b c 33 3 e ( •E —3abc) all equal, show that th- { s negativ- C b. and given that