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41. ¼×¡¢ÒÒÁ½ÈËͬ½âÒ»ÌâÒ»Ôª¶þ´Î·½³Ìʽ£¬

¼×¡¢ÒÒÁ½ÈËͬ½âÒ»ÌâÒ»Ôª¶þ´Î·½³Ìʽ£¬¼×½«xÏîµÄϵÊý¿´´í£¬Á½¸ù½âΪ-2¡¢6£»ÒÒ½«³£ÊýÏî¿´´í£¬Á½¸ù½âΪ-3¡¢2£¬ÇëÎÊÕýÈ··½³ÌʽµÄ½âÊǶàÉÙ.
/equation/503b5de77ae7349125cc93b479fbcaf6.html - 2020-05-19 - ´úÊý·½³Ì
 

42. ÏÂÁкÎÕßÊÇÒ»Ôª¶þ´Î·½³Ìʽ (2x+3 )(x+1) =(x+1)(x+3)µÄ½â?

ÏÂÁкÎÕßÊÇÒ»Ôª¶þ´Î·½³Ìʽ
(2x+3 )(x+1) =(x+1)(x+3)µÄ½â?
(A)x= 0»òx = -1
(B)x=-1»òx=-3
(C)x=-3/2x=-1
(D)x=-3»ò-3/2»òx=-1
/equation/1b63c98fef9d8ab1413da06ae7d017a8.html - 2020-05-18 - ´úÊý·½³Ì
 

43. ÈôÒ»Ôª¶þ´Î·½³Ìʽ¦Áx2-24x-8=0Óë-2x2+3x+b=0ÓÐÏàͬµÄ½â£¬Çó¦Á¡¢b=?

ÈôÒ»Ôª¶þ´Î·½³Ìʽ¦Áx2-24x-8=0Óë-2x2+3x+b=0ÓÐÏàͬµÄ½â£¬Çó¦Á¡¢b=?
/equation/3410673974d89995740c79c314771c5f.html - 2020-05-17 - ´úÊý·½³Ì
 

44. ÈôÒ»Ôª¶þ´Î·½³Ìʽ¦Áx2-24x-8=0Óë -2 x2+3x +b=0¡£ÓÐÏàͬµÄ½â£¬Çó¦Á¡¢b=?

ÈôÒ»Ôª¶þ´Î·½³Ìʽ¦Áx2-24x-8=0Óë
-2 x2+3x +b=0¡£ÓÐÏàͬµÄ½â£¬Çó¦Á¡¢b=?
/equation/4a096ab15b6cf0b3eec6a310cfee622f.html - 2020-05-17 - ´úÊý·½³Ì
 

45. °¢ÐÅ´ø500ԪȥÂòÿ±¾xÔªµÄ×÷Òµ²¾£¬¼Ö(x+2±¾£¬²¢ÕÒ»Ø17Ôª

°¢ÐÅ´ø500ԪȥÂòÿ±¾xÔªµÄ×÷Òµ²¾£¬¼Ö(x+2±¾£¬²¢ÕÒ»Ø17Ôª¡£ÒÀÌâÒâ¿ÉÁгöÏÂÁÐÄÄÒ»¸ö·½³Ìʽ.
(A) x(x+2) =500-17 (B) x (x-2)=500+17
(c)x(x+2) =500+17 (D) x (x-2)=500-17
/equation/abedcb0aeb374c43f81668a48819b461.html - 2020-05-15 - ´úÊý·½³Ì
 

46. ÏÂÁкÎÕßÊÇÒ»Ôª¶þ´Î·½³Ìʽx2-3x-4=0µÄ½â? (A) -2 (B) 1 (C)2 (D)-1

ÏÂÁкÎÕßÊÇÒ»Ôª¶þ´Î·½³Ìʽx2-3x-4=0µÄ½â?
(A) -2 (B) 1 (C)2 (D)-1
/equation/d3bd50462ee0a1c2887dfd98f27937e7.html - 2020-05-15 - ´úÊý·½³Ì
 

47. ÏÂÁÐÄÄЩ²»ÊÇÒ»Ôª¶þ´Î·½³Ìʽ? (A) x2 + x + 2 =0

ÏÂÁÐÄÄЩ²»ÊÇÒ»Ôª¶þ´Î·½³Ìʽ?
(A) x2 + x + 2 =0
(B) x 2 + 3x -1 == 2x 2 - 3x+5
(C) (2x -5)( x +1)=( x +8 )(2 x -7)
(D) x (x + 2) -( x+2)=0
(E )(x-2)(2x-3)-X2=x2-5
/equation/1fbb6e2f04e5f00637d0e4f20aae8ad6.html - 2020-05-14 - ´úÊý·½³Ì
 

48. ÏÂÁÐÄÄЩÊÇÒ»Ôª¶þ´Î·½³Ìʽ? (A) x+ y-1 = 0 (B)2x2-3x=0

ÏÂÁÐÄÄЩÊÇÒ»Ôª¶þ´Î·½³Ìʽ?
(A) x+ y-1 = 0
(B)2x2-3x+4=0
(C) (x+1)( x+2) =0
(D)1/3x2+1/2x-6=0
(E) x2 + 2y2 - 2 = 0
/equation/d310f7e57b82f82646e404067bd82325.html - 2020-05-14 - ´úÊý·½³Ì
 

49. Èô¦Á¡¢¦ÂΪ5x2-l0x-5=0µÄÁ½¸ù£¬ÔòÒÔ5¦Á¡¢5¦ÂΪÁ½¸ùµÄÒ»Ôª¶þ´Î·½³ÌʽΪºÎ?

Èô¦Á¡¢¦ÂΪ5x2-l0x-5=0µÄÁ½¸ù£¬ÔòÒÔ5¦Á¡¢5¦ÂΪÁ½¸ùµÄÒ»Ôª¶þ´Î·½³ÌʽΪºÎ?
/equation/d7020dd94445f2004aafc0a86f647cf2.html - 2020-05-03 - ´úÊý·½³Ì
 

50. ÈôÒ»Ôª¶þ´Î·½³Ìʽ¦Áx2+bx+c=0µÄÁ½±¾Á¼Îª¦Á¡¢¦Â,Ôò:¦Á+¦Â=-b/a£¬¦Á¦Â=c/a

ÈôÒ»Ôª¶þ´Î·½³Ìʽ¦Áx2+bx+c=0µÄÁ½±¾Á¼Îª¦Á¡¢¦Â,Ôò:¦Á+¦Â=-b/a£¬¦Á¦Â=c/a
/equation/f61573ed739ef9d7cc9d5f649ac0a947.html - 2020-05-02 - ´úÊý·½³Ì
 

51. ¼×¡¢ÒÒÁ½Éúͬ½âÒ»Ìâx2ÏîϵÊýΪ1µÄÒ»Ôª¶þ´Î·½³Ìʽ

¼×¡¢ÒÒÁ½Éúͬ½âÒ»Ìâx2ÏîϵÊýΪ1µÄÒ»Ôª¶þ´Î·½³Ìʽ¡£¼×½«³£ÊýÏî¿´´í£¬½â³öÁ½¸ùΪ3¡¢-5;ÒÒ½«Ò»´ÎÏî¿´´í,½â³öÁ½¸ùΪ-3¡À21/2£¬ÇëÎÊÔ­À´ÕýÈ·µÄ½âΪ¶àÉÙ?
/equation/43b55f352949bb980db40ef09ea7ac21.html - 2020-04-30 - ´úÊý·½³Ì
 

52. ½âÏÂÁÐÒ»Ôª¶þ´Î·½³Ìʽ: 1. (1-2x)2=12 2. (3x+2)2-27=0

½âÏÂÁÐÒ»Ôª¶þ´Î·½³Ìʽ:
1. (1-2x)2=12
2. (3x+2)2-27=0
/equation/db34d093eba46704efb2f4258d6501f5.html - 2020-04-27 - ´úÊý·½³Ì
 

53. ½âÏÂÁÐÒ»Ôª¶þ´Î·½³Ìʽ: 1. x2 - 20 = 0 2. (x-3)2=16

½âÏÂÁÐÒ»Ôª¶þ´Î·½³Ìʽ:
1. x2 - 20 = 0
2. (x-3)2=16
/equation/c75d5a97ae18971c9c5125b491c64d13.html - 2020-04-27 - ´úÊý·½³Ì
 

54. СÍè×Óµ½Ì¨Íå×ÔÖúÂÃÐÐ9Ì죬ÈôÒÔµÚÒ»Ì컨·Ñ500ԪΪ»ù×¼,

СÍè×Óµ½Ì¨Íå×ÔÖúÂÃÐÐ9Ì죬ÈôÒÔµÚÒ»Ì컨·Ñ500Ôª
Ϊ»ù×¼,ÓëÆäËüÌ컨·ÑµÄ²îÈçϱíÇëÎÊ:
(1)µÚ¶þÌìºÍµÚÁùÌìµÄ²î¶îÊǶàÉÙÔª?
(2)Èô9ÌìµÄƽ¾ù»¨·ÑΪ486Ôª¡£ÇëÎʵڰËÌì¿Õ¸ñÄÚ
ÒªÌîÈë¶àÉÙ?
/equation/99794c23fdcee1af385e94898e5fae55.html - 2020-04-07 - ´úÊý·½³Ì
 

55. Äã¼Ò±ãÀûÉ̵êÎå¸ö·ÖµêÉϸöÔµÄÒµ¼¨ÈçÏÂ: A·Öµê׬20ÍòÔª;

Äã¼Ò±ãÀûÉ̵êÎå¸ö·ÖµêÉϸöÔµÄÒµ¼¨ÈçÏÂ:
A·Öµê׬20ÍòÔª;B·ÖµêÅâ16ÍòÔª;C·Öµê
Åâ8ÍòÔª;D·Öµê׬13ÍòÔª;E·ÖµêÅâ11ÍòÔª¡£
(1)A·Öµê±ÈC·Öµê׬»òÅâ¶àÉÙÔª?
(2)D·Öµê±ÈA·Öµê׬»òÅâ¶àÉÙÔª?
(3)C·Ö
/equation/0f9987edc8feac82bef38f43eae4058b.html - 2020-04-04 - ´úÊý·½³Ì
 

56. СӢµÄÂèÂ迪ÒûÁϵ꣬µÚÒ»¸öÔÂÅâÁË10254Ôª

СӢµÄÂèÂ迪ÒûÁϵ꣬µÚÒ»¸öÔÂÅâÁË10254Ôª£¬µÚ¶þ¸öÔÂÅâÁË2458Ôª£¬µÚÈý¸öÔÂ׬ÁË12426Ôª¡£ÇëÎÊÕâÈý¸öÔÂÄÚ,СӢµÄÂèÂè׬»òÅâÁ˶àÉÙÔª?
/equation/9e2f585a35189a6043c1388b3c5f3001.html - 2020-04-02 - ´úÊý·½³Ì
 

57. ѧУ½ñÄ껨ÁËx9601yÔª,Ìí¹º330×é¿Î×ÀÒΣ¬ÇëÎÊÊÇ»¨Á˶àÉÙÔª?

ѧУ½ñÄ껨ÁËx9601yÔª,Ìí¹º330×é¿Î×ÀÒΣ¬ÇëÎÊÊÇ»¨Á˶àÉÙÔª?
/equation/f2c3456666ce8fa3500642ca8e63db3a.html - 2020-03-21 - ´úÊý·½³Ì
 

58. Ò»Äê3°à18λѧÉú½É°à·Ñ¸ø×ÜÎñ¹É³¤£¬È«²¿½ð¶îΪ¡õ65¡õÔª

Ò»Äê3°à18λѧÉú½É°à·Ñ¸ø×ÜÎñ¹É³¤£¬È«²¿½ð¶îΪ¡õ65¡õÔª£¬Á½¸ö¡õµÄÊý×ÖÏàͬ¡£ÇëÎÊÿλѧÉú½ÉÁ˶àÉÙÔª?
/equation/89cb03c09bac92011df7e102d5ec286a.html - 2020-03-19 - ´úÊý·½³Ì
 

59. °Ö°Ö»¨ÁË300Ôª¹ºÂò4 4/5¹«³ßµÄÌúË¿¼°2 2/5¹«³ßµÄÄáÁúÉþ

°Ö°Ö»¨ÁË300Ôª¹ºÂò4 4/5¹«³ßµÄÌúË¿¼°2 2/5¹«³ßµÄÄáÁúÉþ£¬ÒÑÖªÌúË¿µÄ·ÑÓÃÊÇÄáÁúÉþµÄ4±¶¡£ÇëÎÊÌúË¿¡¢ÄáÁúÉþÿ¹«³ß¸÷¶àÉÙÔª?
/equation/b8b79902b966fc1b881548b5c01c03d9.html - 2020-03-05 - ´úÊý·½³Ì
 

60. Ǧ±ÊÒ»Ö§8 5/6Ôª£¬Ç¦±Ê±ÈÔ­×ӱʹó1 2/3Ôª

Ǧ±ÊÒ»Ö§8 5/6Ôª£¬Ç¦±Ê±ÈÔ­×ӱʹó1 2/3Ôª,Ǧ±ÊʱƤ²Á±ãÒË2 1/2£¬ÇëÎÊÈýÖÖÎľ߶¼¸÷ÂòÒ»¸ö£¬¹²Òª¶àÉÙÔª?
/equation/c0afb0c05c070b69aa0aca49cd36e1a5.html - 2020-02-28 - ´úÊý·½³Ì
 
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