Express 2/(2r + 1)(2r + 3)in partial fractions. (2) Using your answer to (a), find, in terms of n, [IMAGE] Give your answer as a single fraction in its simplest form. (3) Answer ANSWER...
Find the set of values of x for which 3/x + 3 > x – 4/x (7) Answer ANSWER Explanation Explanation d²y/dx²= ex(2ydy/dx + y² + 1) Show that d³y/dx³= ex[2yd²y/dx² + 2(dy/dx)² +...
Find the set of values of x for which |x² – 4| > 3x Answer ANSWER Explanation Explanation The curve C has polar equation r = 1+ 2cosθ, 0≤θπ/2 At the point P on...
