# Yahoo奇摩 網頁搜尋

1. ### (急)f.4 a maths

For all 4 questions, examine b^2-4ac for expression ax^2+bx+c if no real root or the exp always +ve/-ve =&gt; b^2-4ac&lt...

2. ### TOFEL 係什麼意思?

...） ‧ 文法結構（Structure & Written Expression ） ‧ 閱讀理解（Reading Comprehension） ‧ 寫作能力（Test...

3. ### 小6升中1暑期功課(高手回答)20點

...3c B,0.2c C.4.5c D.10 Because in an algebraic expression , terms with the same variable to the same power are called like...

4. ### 中四一條amths題目..急

tan(540+X)．sec(270+x)．sin(90+x) = 360 2007-11-18 18:34:00 補充： X = 27.6 2007-11-18 21:11:08 補充： tan ( 540* x ) sec ( 270* x ) sin ( 90* x )= tan [ 360* ( 180* x ) ] sec [ 360* - ( 90* - x ) ] sin [ 180* - ( 90* - x ) ] = tan ( 180* x ) sec ( 90* - x ) sin ( 90* - x )= tan x csc x cos x = tan x cot x = 1

5. ### 問功課系列 (9) 數學題：請用一般四則運算方法計算x和y的數值

...as a case, we have 　╭ 　│x = 551/575 ─┤ 　│y = 1 　╰ In fact the general expression is 　╭ 　│x = (552t – t²)575 ─┤　　　　　　　　, for all t ...

6. ### Maths

(a+b)^2+2(a+b)+1 = (a+b)^2+2(a+b)(1)+1^2 = (a+b+1)^2

7. ### F.3 Maths

...not times 3. 2008-08-11 13:37:16 補充： Moreover, your expression in Q3 is strange though the same answer is reached: (5000...

8. ### 有冇人可以幫我翻譯一遍演講詞(由中譯英)好趕住用，唔該可以快Ｄ嗎？？

...original knowledge falls they all well the person, does not resemble other logical expression they. To arrives, my good many thanks ascend the sky...

9. ### AMTH Differentiation

... = 10000[5√(x2 + 1600) + 3(60 - x)] Taking differentiation on the expression 5√(x2 + 1600) + 3(60 - x) with respect to x, we have: d[5√(x2 + 1600) + 3...

10. ### 翻譯英文!!!!

...astronaut Yang Liwei heroic bearing thrives, the facial expression is calm, marches into the present world the usable space biggest...