Prove the following identity :
sin α . cos α .
tan α = (1 – cos
α) (1 + cos
α)

Determine the fraction of total interest owed. after the fourth month of a 12-month loan: the numerator is: {(n + ) + (n + ) + (n + ) + (n + )} = , and the denominator is: {(n) + (n + 1) + + (n + )} = . therefore, the fraction is numerator/denominator (to the nearest tenth) =

Which of the following is the result of expanding

Acircle has a circumference of 28.36 units what is the diameter of the circle