Chapter 2: Introduction to Linear Polynomials
Chapter 2: Introduction to Linear Polynomials
Exercise
Question
Question: 3 (iii)
9 / 12
9 / 12
The initial population of a village is 750. Every year, 50 people move from a nearby city to the village.
(iii) Find an expression that relates P and t, and explain why it represents linear growth.
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Answer
1
Recall the expression derived in the previous question for the village population P and time t.
Answer: $P = 750 + 50t$
2
Explain why the expression represents linear growth.
Answer: The population increases by 50 people every year. Therefore, the relationship between $P$ and $t$ represents linear growth.