Bring (1, 6) into the above formula and get k = 6.
So y = 6t ≦ 0 ≦ t ≦.
1﹚
Let y' = k' t ﹢ b ﹙ 1 < t ≦ 10 ﹚.
Substitute ﹙ 1,6﹚, ﹙ 10,0﹚ into the above formula.
kˊ+b=6①
10k'+b=0②
From ① ②, k =-2/3, b = 20/3,
Therefore, y ˊ =-2/3t+20/3 ~1< t ≦10 ~
∴y=6t﹙0≦t≦ 1﹚④,y=-2/3t+20/3﹙ 1
2023 Teacher Training Summary 1
In order to build a new team of teachers with new ideas, strong abilities and high quality, and meet the needs of comp