(a) Find the area of the triangle with vertices A 1 , 0 , 1 , B 0 , 2 , 3 , and C 2 , 1 , 0 . (b) Use the result in part (a) to find the length of the altitude from vertex C to side AB.
(a) Find the area of the triangle with vertices A 1 , 0 , 1 , B 0 , 2 , 3 , and C 2 , 1 , 0 . (b) Use the result in part (a) to find the length of the altitude from vertex C to side AB.
3.
Consider the sequences of functions fn: [-T, π] → R,
sin(n²x)
n(2)
n
(i) Find a function f : [-T, π] R such that fnf pointwise as
n∞. Further, show that f uniformly on [-T,π] as n→ ∞.
[20 Marks]
(ii) Does the sequence of derivatives f(x) has a pointwise limit on [-7,π]?
Justify your answer.
[10 Marks]
Good Day,
Please assist with the following.
Regards,
For each given function f(x) find f'(x) using the rules learned in section 9.5.
1. f(x)=x32
32x
2. f(x)=7x+13
3. f(x) =
x4
4. f(x) = √√x³
5. f(x) = 3x²+
3
x2
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