Find the volume of the region bounded above by the plane z = y/2 and below by the rectangle.
R ∶ 0 ≤ x ≤ 4,0 ≤ y ≤ 2
Evaluate using Green’s Theorem ∮ 3𝑥𝑦𝑑𝑥 + 2𝑥𝑦𝑑𝑦, where 𝐶 is the rectangle bounded by
𝑥 = −2, 𝑥 = 4, 𝑦 = 1 and 𝑦 = 2.
Determine whether the functions ƒ(𝑥) = √4−𝑥2 is continuous on the interval
[−4,4]. Show your complete solution.
Determine whether the following functions are continuous at a given point. Show your complete solution.
1. ƒ(𝑥) = 𝑥2−4 at 𝑥 = 2 𝑥−2
2. ƒ(𝑥) = 𝑥2−25 at 𝑥 = 2 𝑥−5
Determine whether the following functions are continuous on the given interval. Show your complete solution.
1. ƒ(𝑥)=√4−𝑥2 ;[−2,2]
2. ƒ(𝑥)=3𝑥2 −𝑥+5 ; (−∞,+∞)
Determine whether the following functions are continuous at a given point. Show your complete solution.
1. ƒ(𝑥)=3𝑥2−4𝑥+2at𝑥=2
2. ƒ(𝑥)=𝑥2−6𝑥−3at𝑥=4
Determine whether or not the following are continuous functions.
1. ƒ(𝑥)=5𝑥+3 2. ƒ(𝑥)=−4𝑥+2
3. ƒ(𝑥)=2𝑥2 +𝑥−3
4. ƒ(𝑥)={2𝑥−3 iƒ 𝑥≥2 −2𝑥 + 2 iƒ 𝑥 < 2
5. ƒ(𝑥)={|𝑥+2|iƒ𝑥G−2 4 iƒ 𝑥 = −2
Do the following: (a) Construct the table of values; (b) graph the function; and (c) find the indicated limits.
1. limX→+∞ 3X
2. limX→−∞ 4X
3. lim 1 X X→+∞ (3)
Evaluate the following limits.
1. limX→+∞ 5X+6
2. limX→−∞ e4X+7
3.limX→−∞(0.2)X
R is bounded by y=xcube, y=O, and x=1; R is revolved about the y axis