Sin3A - cos²A Cosa B = sin 33- cos B-coret

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

In which form is the following function written? y = - 2(x – 3)(x + 5)

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?