−6+2i
A restaurant serves 3 starters, 8 main course meals, and 5 desserts. The total number of ways a customer can select one starter, o...
(x-6)/(x-2)
sin3x(cos6x + cos4x)/sinx(cos8x + cos2x)
sin 3x cos6x cos 4x
y
sin x cos8x co
retas paralelas
x^4 - 5*x^2 - 10*x + 4 = 0
(3x-7)/x
t/5+10
6x=12
