Recall that multiplicity is how many times the root or factor appears. What is the multiplicity of each root? How do you know?
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Mind Expander
Imagine a dance party where each root is a dancer. The multiplicity tells us how many time that dancer returns to the dance floor! For example, if a root appears once, it's a solo act, but if it's there three times, it's like a triumphant return with a grand encore! You can determine multiplicity by looking at the factor in its factored form; for instance, (x - r)^3 indicates that r is a root with a multiplicity of 3. Now, let’s say you have the polynomial \( (x - 2)^2(x + 1)^3 \). To find the multiplicity of each root, just count the exponents of the factors: root 2 appears twice (multiplicity 2) and root -1 appears three times (multiplicity 3). Each exponent directly reflects how many times that respective root has been invited back to the party!