, find the domain of the function and determine if the function can reach a height of (a) If is a root of the equation , find the value of .(b) A polynomial is divided by , resulting in a quotient of , find the value of Section B: Multiple-choice Questions (40 Marks) Choose the best answer for each question.

Focus on combining like terms, distribution, and solving multi-part equations.

These lead students toward and graphical intuition — not just symbolic manipulation.

Often a stumbling block for students, this topic is crucial for science and finance.