Mathematics
Junior High
Resolved
國三第六冊 有人會嗎？可以幫幫我嗎？感謝🥹🥹🥹👍👍👍
若AB:BC=3:1,則AC的長度為何?
34
類題3
-7-101
AC = 4k=4x4=28
A
B
L
X
,
坐標平面上,某二次函數的頂點為(1,4),此函數圖形與 x 軸交於P、Q兩點
且PQ =4。 若此函數圖形通過(-2,a)、(0,b)、(3,c)。比較a、b、c的大小關係
y=a(x-1)-4
3
P
Q
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沒有意外的話，應該是這樣吧