sec is the inverse of cos: 1/cos = sec csc is the inverse of sin: 1/sin = csc and tan is the inverse of cot: 1/tan=cot you can easily remember them because their names are also inverses sin & tan's inverse have a co in them cosine already has a co so it's inverse name is sec.
three persimmon image by Aleksandr Ugorenkov from Fotolia.com. Different types of fruit trees grow wild in Kentucky. These wild Kentucky fruit trees produce fruit ranging in size from berries to a much larger fruit that resembles a banana. The trees vary in size, from just larger than shrubs to medium-sized specimens.hese wild Kentucky fruit trees produce fruit ranging in size from berries to a much larger fruit that resembles a banana. The trees vary in size, from just larger than shrubs to medium-sized specimens.
Make sure to plant hazelnut varieties that are completely resistant to Eastern Filbert Blight, which has killed many trees. Examples of blight-resistant varieties include Jefferson, Santiam, Yamhill and Gamma.. Hazelnuts grow only in the Willamette Valley and coastal regions of Oregon. Walnuts, black. Black walnut trees grow rapidly into very large shade trees. The nuts are delicious but hard to crack. Like English walnuts, they're subject to infestation by the walnut husk fly.