Functions are prewritten formulas. Functions differ from regular formulas in that you supply the value but not the operators, such as +, -, *, or /. For example, you can use the SUM function to add. When using a function, remember the following:
The US Navy no longer has nuclear powered cruisers or destroyers. The only nuclear powered surface ships are aircraft carriers. In general, the nuclear powered cruisers/destroyers could achieve speeds in excess of 30 knots (34 Miles Per Hour). Aircraft carriers must be able to achieve the same speed in order for them to be able to launch and recover aircraft. The US Navy no longer has nuclear powered cruisers or destroyers.
(By comparison, the new American Iowa-class battleships were 887 feet long, but displaced only 45,000 tons and had a top speed of 33 knots.) 1  A view of the Yamato as a bomb explodes near her forward 460mm gun turret during the Battle of the Sibuyan Sea on October 20, 1944.