Mathématiques - Programme de colles 5 du 2 au 6 novembre

arcsin,arccos,arctan .
∀x∈I, a(x)y0(x) + b(x)y(x) = c(x)
a, b, c I R
∀x∈R, ay00(x) + by0(x) + cy(x)=0
a, b, c
∀x∈I, y0(x) + α(x)y(x)=0
∀x∈J, a(x)y0(x) + b(x)y(x) = c(x)J
a
∀(t, s)∈R2, f(t+s) = f(t)f(s)fR R
C R