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/equation/503b5de77ae7349125cc93b479fbcaf6.html - 2020-05-19 - ´úÊý·½³Ì |
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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 |
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/equation/3410673974d89995740c79c314771c5f.html - 2020-05-17 - ´úÊý·½³Ì |
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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 |
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(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 |
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ÏÂÁкÎÕßÊÇÒ»Ôª¶þ´Î·½³Ìʽx2-3x-4=0µÄ½â?
(A) -2 (B) 1 (C)2 (D)-1 |
/equation/d3bd50462ee0a1c2887dfd98f27937e7.html - 2020-05-15 - ´úÊý·½³Ì |
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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 |
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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 |
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/equation/d7020dd94445f2004aafc0a86f647cf2.html - 2020-05-03 - ´úÊý·½³Ì |
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/equation/f61573ed739ef9d7cc9d5f649ac0a947.html - 2020-05-02 - ´úÊý·½³Ì |
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/equation/43b55f352949bb980db40ef09ea7ac21.html - 2020-04-30 - ´úÊý·½³Ì |
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½âÏÂÁÐÒ»Ôª¶þ´Î·½³Ìʽ:
1. (1-2x)2=12
2. (3x+2)2-27=0 |
/equation/db34d093eba46704efb2f4258d6501f5.html - 2020-04-27 - ´úÊý·½³Ì |
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½âÏÂÁÐÒ»Ôª¶þ´Î·½³Ìʽ:
1. x2 - 20 = 0
2. (x-3)2=16 |
/equation/c75d5a97ae18971c9c5125b491c64d13.html - 2020-04-27 - ´úÊý·½³Ì |
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/equation/0f9987edc8feac82bef38f43eae4058b.html - 2020-04-04 - ´úÊý·½³Ì |
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/equation/9e2f585a35189a6043c1388b3c5f3001.html - 2020-04-02 - ´úÊý·½³Ì |
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/equation/f2c3456666ce8fa3500642ca8e63db3a.html - 2020-03-21 - ´úÊý·½³Ì |
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/equation/89cb03c09bac92011df7e102d5ec286a.html - 2020-03-19 - ´úÊý·½³Ì |
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