A-Level
EDEXCEL
Mathematics & Further Mathematics (UK)
May 2012
QP-201205-Further Mathematics-UFP3-Local · Question 7
Question (excerpt):
22 7. f ( ) cosh sinh , x x x = − 5 4 x ∈ (a) Show that f(x) = e e x x 1 2 9 ( ) + − (2) Hence (b) solve f ( ) x = 5 (4) (c) show that sinh d 1 5 4 18 1 2 3 3 cosh ln ln x x x − = ⌠ ⌡⎮ π (5) ________…
22 7. f ( ) cosh sinh , x x x = − 5 4 x ∈ (a) Show that f(x) = e e x x 1 2 9 ( ) + − (2) Hence (b) solve f ( ) x = 5 (4) (c) show that sinh d 1 5 4 18 1 2 3 3 cosh ln ln x x x − = ⌠ ⌡⎮ π (5) ________…
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