Section 1: Theory 3 1. Theory To diﬀerentiate a product of two functions of x, one uses the product rule: d dx (uv) = u dv dx + du dx v where u = u(x) and v = v(x) are two functions of x. The quick method is another accounting option available to help small businesses calculate their net tax for GST/HST purposes. This method reduces paperwork and makes it easier to calculate GST/HST remittances and file GST/HST returns because it eliminates the need to report the actual GST/HST paid or payable on most purchases.
algebraic, graphic and tabular representations and are expanded on below. While understanding quadratic functions is critical for student success in mathematics, there appears to be agreement in the field that for many secondary students, understanding quadratic functions and solving quadratic equations is one of the most