Algebraic expressions can be expanded - multiplied by one or more terms. They may also be simplified – made shorter and simpler by collecting like terms. Multiply \(-3\) by \(-4\) using the rule for ...
Refer to example 7(a) in section 2.3 of the the class notes. The original function, f, has a hole at x=-1 (i.e. -1 is not in the domain), this is illustrated in the diagram below. However, when we ...
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