10. A storage silo consists of a right circular cylinder with a hemispherical top. If the silo is to have a fixed volume, find the dimensions of the silo of this type of the minimal surface area. (A sphere with radius a has surface area 4πa2 and volume .)
9. Find the 'Taylor series expansion for the function at x = 0.
8. The function dt where x has maximum at _________and the minimum value is __________.
10 points for each problem. Solve the problems with the process shown, not just give the answers.
53. 試問無窮級數 之值為下列何者? (A) (B) (C) 1 (D)
80. 已知a、b 、c皆為實數，如果 =? (A) 0 (B) 1 (C) 2 (D) 3