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標題:
form 4 maths - variation
發問:
圖片參考：http://imgcld.yimg.com/8/n/HA00416797/o/701004160149413873384520.jpg solve the above question detailed.THANKS!
最佳解答:
其他解答:
p∝x ? p=hx q∝1/√y ? q=k/√y z=p+q =hx+k/√y For x=3 , y=4 and z=24: 6h+k=48____(1) For x=?1 , y=36 and z=0: ?6h+k=0___(2) (1)?(2): 12h=48 ? h=4 ∴k=24 z = 4x + 24/√y When z=26 and y=16: 26=4x+(24/4) x=5
form 4 maths - variation
發問:
圖片參考：http://imgcld.yimg.com/8/n/HA00416797/o/701004160149413873384520.jpg solve the above question detailed.THANKS!
最佳解答:
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圖片參考：http://i.imagehost.org/0713/ScreenHunter_05_Apr_16_22_47.gif http://i.imagehost.org/0713/ScreenHunter_05_Apr_16_22_47.gif 2010-04-16 22:51:21 補充： Correction: http://i.imagehost.org/0986/ScreenHunter_06_Apr_16_22_50.gif 2010-04-16 22:52:27 補充： 19a)z=4x+ (24/開方y) (b)x=5其他解答:
p∝x ? p=hx q∝1/√y ? q=k/√y z=p+q =hx+k/√y For x=3 , y=4 and z=24: 6h+k=48____(1) For x=?1 , y=36 and z=0: ?6h+k=0___(2) (1)?(2): 12h=48 ? h=4 ∴k=24 z = 4x + 24/√y When z=26 and y=16: 26=4x+(24/4) x=5
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