2. 因式分解x2-4x-12=__________
3.解方程式:【題組】 (1) x2+2 x -5=0,則X=_________
【題組】 (2) x2-3 x -10=0,則X=_________
【題組】 (3) x2-4 x +4=0,則X=_________
4. 利用配方法將x2-12x-15=0化為(x+p)2=q的型式,則p+q=_________
5. 解0.1x2+0.2x-0.3=0,則x=________
1. 求方程式(x-1)(x-2)=12的解
2.某班舉行畢業旅行,預計所需費用為10000元,由每位學生平均分擔,後來因為有5人未參加,以至於每人需再多分擔100元,請問此班學生總人數是多少?
3. 小倫九年前年齡的平方恰好是自己三年後的年齡,設小倫X歲【題組】3. 小倫九年前年齡的平方恰好是自己三年後的年齡,設小倫X歲(1)列出方程式 (2分)
【題組】 (2)小倫現在幾歲?(2分)
4. 分解多項式3(3x+2)2-5(3x+2)(x-4)+2(x-4)2
(二) 文意字彙 10% 1.____Mr. and Mrs. Lin have two c n, a boyand a girl.
2.__ I don’t u d that sentence.Can you say it again?
4.____ Jackie Chan is a f s actor.
5.___ I p e the piano in the music room every day.
6.____ Lisa: What s ts do you like?Meg: I like baseball.
7.____ My family eat b t at six thirty every morning.
8.______ Cinderella is so poor. She doesn’t have e h sleep every day.
9.______ May grows some p ts and flowers in the garden.
10._____Lola w rs a beautiful dress to Mike’s birthday party.
(三) 填入正確的動詞型態 10%1.Sue __________(go) to school at 7:30 every day.
2.Ben __________(play) basketball over there now.
3.Amy and her friends can ___________(dance).
4.Terry doesn’t __________(do) his homework.
5.Nina’s brothers don’t like music, but Nina__________.