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Function: require_once

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일차방정식과 일차함수는 닮은 부분이 많다. 일차방정식을 변형하면 일차함수가 되기 때문이다. 또, 일차함수의 그래프는 일차방정식의 그래프와 동일하다. 하지만 다른 점도 있다. 일차함수는 두 변수 사이의 관계를 좀 더 명확하게 보여 준다는 점이다. 이번 호에서는 탄소나무 계산기를 통해 일차함수를 알아보자.

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#탄소나무계산기 #일차함수 #이산화탄소감소량 #일차함수그래프 #전기요금표
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