TMUA Practice Question — Worked Solution

P1·Functions, Transformations & Graphs·7.0CrackTMUA Original

quarticstructural-root-countstationary-pointsparameterunequal-minimainteger-count

For how many integer values of

c

with

0 \leq c \leq 200

does the equation

x^{4} - 4 x^{3} - 8 x^{2} + c = 0

have exactly two distinct real roots?

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