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標題:
Econ!Supply curve O既起點..
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發問:
點樣MARK條SUPPLY CURVE O既起點? 有時我見係0開始,有時起點痴住VERTICAL AXIS,有時有痴住HORIZONTAL AXIS, FOR EXAMPLE佢比條EQUATION係Qs=60+10P,咁個起點係?
最佳解答:
EQUATION係Qs=60+10P,咁個起點係? If you are given the equation, the simple way to find the SUPPLY CURVE O既起點 is to put P = 0 into the equation: Qs=60+10*0=60. Because Qs is a POSITIVE NUMBER, 起點痴住 HORIZONTAL AXIS! However, if Qs is NEGATIVE, 起點痴住VERTICAL AXIS!
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