A function f ( x ) {\displaystyle f(x)} is called a rational function if and only if it can be written in the form. where P {\displaystyle P\,} and Q {\displaystyle Q\,} are polynomials in x {\displaystyle x\,} and Q {\displaystyle Q\,} is not the zero polynomial.
Docetaxel (Taxotere Â®) Docetaxel is a chemotherapy drug used to treat cancers including breast, prostate, non-small cell lung cancer, stomach and head and neck cancers. This information should ideally be read with our general information about chemotherapy and the type of cancer you have.
A Preparer Tax Identification Number (PTIN) is a number issued by the IRS to paid tax return preparers. It is used as the tax return preparerâs identification number and, when applicable, must be placed in the Paid Preparer section of a tax return that the tax return preparer prepared for compensation. There is no fee for a PTIN.