A-Level
EDEXCEL
Mathematics & Further Mathematics
January 2019
QP-201901-Further Mathematics-UFP1 · Question 2
Question (excerpt):
4 2. f(z) = z3 − 2z2 + 16z − 32 (a) Show that f(2) = 0 (1) (b) Use algebra to solve f(z) = 0 completely. (3) (c) Show, on a single Argand diagram, all three roots of the equation f(z) = 0 (2) ________…
4 2. f(z) = z3 − 2z2 + 16z − 32 (a) Show that f(2) = 0 (1) (b) Use algebra to solve f(z) = 0 completely. (3) (c) Show, on a single Argand diagram, all three roots of the equation f(z) = 0 (2) ________…
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