Stind ca n! = 1*2*3* sa se arate ca nr 13! -11! se divide cu 31

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) =

The trigonometric ratios sine and secant are reciprocals of each other

If sin(x) = 0 and cos(x) = 1, what is tan(x)?