圖片參考：http://r140.n100.queensu.ca:8080/webwork2_files/tmp/equations/7f/220d2362ed60f8556d0e9faee426371.png
is given by the formula:
圖片參考：http://r140.n100.queensu.ca:8080/webwork2_files/tmp/equations/7e/311f1bb316f809abb069c883fb50d11.png
and by the formula
when
圖片參考：http://r140.n100.queensu.ca:8080/webwork2_files/tmp/equations/97/e2b8e3fd81ede5a4b2129401b061e71.png
.
What value must be chosen for
圖片參考：http://r140.n100.queensu.ca:8080/webwork2_files/tmp/equations/73/ba476500a7ad143b1da0f6cc830a571.png
in order to make this functioncontinuous at 1?
2. Find the slope of the tangent line to the parabola
圖片參考：http://r140.n100.queensu.ca:8080/webwork2_files/tmp/equations/81/9b0bff454be181fa2eecc9a0aa8b841.png
更新1:
Sorry, 打溜野. 第1題: When x<1 and by the formula : f(x)= x^2 + 6x + a
