(1)2X2=6 (2)(2-3X)2=1 (3)X2=4X (7)2(X+3)2=X(X+3) (8)X2-2又根号5X+2=0 (9)(X+1)2-3(X+1)+2=0 (13) (2X+5)(X-2)=X2+2 (14)X2+4X+9=2X+11(19)X2-4X+1=0 (20)2(X+1)2-4(X+1)+2=0

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(1)2X2=6(2)(2-3X)2=1(3)X2=4X(7)2(X+3)2=X(X+3)(8)X2-2又根号5X+2=0(9)(X+1)2-3(X+1)+2=0(13)(2X+5)(X-2)=X2+

(1)2X2=6 (2)(2-3X)2=1 (3)X2=4X (7)2(X+3)2=X(X+3) (8)X2-2又根号5X+2=0 (9)(X+1)2-3(X+1)+2=0 (13) (2X+5)(X-2)=X2+2 (14)X2+4X+9=2X+11(19)X2-4X+1=0 (20)2(X+1)2-4(X+1)+2=0
(1)2X2=6 (2)(2-3X)2=1 (3)X2=4X (7)2(X+3)2=X(X+3) (8)X2-2又根号5X+2=0 (9)
(X+1)2-3(X+1)+2=0 (13) (2X+5)(X-2)=X2+2 (14)X2+4X+9=2X+11
(19)X2-4X+1=0 (20)2(X+1)2-4(X+1)+2=0

(1)2X2=6 (2)(2-3X)2=1 (3)X2=4X (7)2(X+3)2=X(X+3) (8)X2-2又根号5X+2=0 (9)(X+1)2-3(X+1)+2=0 (13) (2X+5)(X-2)=X2+2 (14)X2+4X+9=2X+11(19)X2-4X+1=0 (20)2(X+1)2-4(X+1)+2=0
(1)
x=(6^(1/2))/2
(2)
x=1/2
(3)
x=0或x=4
以下的自己慢慢解

太乱了

你弄得方程式基本看不懂,把格式弄好了发上来