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Function: driver
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Cacher.php
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File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
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Function: get_footer
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/index.php
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Function: require_once
수학동아 - 폴리매스
함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
sicma
2020.03.27 10:35
조회 463
우리가 평면그래프를 그릴때 보통 x축과 y축으로 그린다. 그렇다면 x축을 y로 보고 y축을 x축으로 본다면 어떠한 함수의 역함수가 된다.
그렇다면 다음과 같은 문제를 보자.
(1)x축을 2y축 y축을 x축으로 본다면 y=x^3이 어떻게 되는지 그리시오.
(2)x축을 cos(x)축으로 본다면 y=x^2과 y=cos(x)가 어떻게 되는지 그리시오.
(3)y축을sin(x)축 x축을 2y축으로 본다면
sin(x)x+cos(x)x=y가 어떻게 되는지 그리시오.
지금 바로
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