ÌâÄ¿ÄÚÈÝ

ÏÂÁÐËĸöÃüÌâÖеÄÕæÃüÌâÊÇ(¡¡¡¡)

A.¾­¹ý¶¨µãP0(x0,y0)µÄÖ±Ï߶¼¿ÉÒÔÓ÷½³Ìy-y0=k(x-x0)À´±íʾ

B.¾­¹ýÈÎÒâÁ½¸ö²»Í¬µãP1(x1,y1),P2(x2,y2)µÄÖ±Ï߶¼¿ÉÒÔÓ÷½³Ì(y-y1)(x2-x1)=(x-x1)(y2-y1)À´±íʾ

C.²»¾­¹ýÔ­µãµÄÖ±Ï߶¼¿ÉÒÔÓ÷½³ÌÀ´±íʾ

D.¾­¹ý¶¨µãA(0,b)µÄÖ±Ï߶¼¿ÉÒÔÓ÷½³Ìy=kx+bÀ´±íʾ

B


½âÎö:

A´í,Çãб½ÇΪ90¡ãµÄ²»Äܱíʾ;C´í,Óë×ø±êÖá´¹Ö±µÄ²»ÊÊÓÃ;D´í,ͬA.

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø