推 ashih:line k 是正斜率的 所以是交於-6 10/19 20:05
176. 19324-!-item-!-187;#058&012548
In the xy-plane, line k has positive slope and x-intercept 4.
If the area of the triangle formed by line k and the two axes is 12,
what is the y-intercept of line k ? Ans: (A)
(A) -6
(B) -4
(C) -3
(D) 3
(E) 6
我選了(E) @@
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 61.31.142.241
※ 編輯: hiuhiu 來自: 61.31.142.241 (10/19 18:37)