標題:
中學數, 有無人可以幫忙?
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發問:
98=x + x/(1+8.7%) x = 51.04 因為我 maths 好差, 有無人可以一步步做一次俾我睇?
最佳解答:
98 = x + x / ( 1+8.7% ) 98 = x + x / ( 1 + 0.087 ) 98 = x + x / 1.087 98 = x + 0.91996x 1.91996x = 98 x = 98 / 1.91996 x = 51.04
其他解答:
98 = x + x / ( 1+8.7% ) 98 = x + x / ( 1 + 0.087 ) 98 = x + x / 1.087 98 = x + 0.91996x 1.91996x = 98 x = 98 / 1.91996 x = 51.04
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