-x sec(2) sin (2)cos(2x)-sec(2x)
Decimal is pertaining to tenths.
Percent is <em>per centum</em>, or one one-hundredth part.
They are alike, because they can both be converted to fractions.
hope this helps

, square centimeters, is a unit of area. Area is length times width, so has units of squared length. None of the other choices do.
Answer:
102
Step-by-step explanation: