2025 ESSS P1 Q11

2025 ESSS P1 Q11

Secondary 4

5 marks

Solve \(\sec^2x-4\tan x=6\) for \(0<x<360^\circ\).[5]

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Answer:\(78.7^\circ,\ 135^\circ,\ 258.7^\circ,\ 315^\circ\)

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