Integers<span>: Whole </span>numbers<span> and the opposites of whole </span>numbers<span>.
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Rational Numbers<span>: </span>Numbers<span> that can be written as a fraction (or ratio) of two </span>integers<span>. </span>
I think it's right and scalene
It's a right triangle because it has a right angle and it's a scalene triangle because it has three unequal sides.
D/dx sec x=d/dx 1/cos x= sec x tan x