Un faro barre con su luz un angulo plano de 128°. Si el alcance
maximo del faro es de 15 millas
¿cual es la longitud del arco en
millas correspondientes?

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3

Taber invested money in an account where interest is compounded every year.he made no withdrawals or deposits. the function a(t)=525(1+0.05)^t represent the amount of money in the account after t years. how much money did taber origanally invested?

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.