Tiêu đề Extra Development.pdf ✅

www.jeeducation.com.au JE MATHS 3 Solutions Extra Development 1 (Solve quadratic equations with non-real coefficients) 1. (a) 10 1 10 1 1 2 2 i   + − −  +       (b) ( ) 1 5 1 5 1 +  − − + i i