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skelet666 [1.2K]
4 years ago
12

Prove that lim x->0 cos(1/x) does not exist.

Mathematics
1 answer:
Annette [7]4 years ago
5 0
The limit of the function cos(1/x)  as x approaches zero can be determined by substituting x with zero to the expression given. IN this case, 1/0 is equal to infinity. Using the rule of cosines, the maximum value of the cosine expression is 1. Hence the limit should be 1.
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Tasha plans to tile the floor in her room with square tiles that are 1/4 foot long. Will she use more or fewer tiles if she is o
RideAnS [48]
Tasha will use more tiles because 1/4 is smaller fractional portion than 1/3. (1/4=3 ft, 1/3= 4 ft)
5 0
3 years ago
Read 2 more answers
Last picture was super blury
Yuri [45]
25y^8/49x^3 is the answer to this question
HOPE IT HELPS YOU
4 0
3 years ago
Need 24 26 28 and 30 dne, first correct will get brainiest
Galina-37 [17]

Answer:

Many answers, look below :)

Step-by-step explanation:

24.

(x)=2x^5+6x^4

3 0
3 years ago
The ratio of the area between a small square of land and a large squareof land is 3: 7. Given that the total area of the two squ
lakkis [162]

Given:

The ratio of the area between a small square of land and a large square

of land is 3: 7.

Total area of the two squares of land (in sq. meter) is 4000.

Required:

The area of each square of land.

Answer:

We have the ratio of the area between a small square of land and a large square of land is 3: 7.

Let

x^

be the area of the square of land.

Then their ratio is given by,

3x^:7x^

Also given that the total area of the two squares of land (in sq.meter) is

4,000.

The area of

Therefore,

\begin{gathered} 3x^+7x^=4000 \\ \Rightarrow10x^=4000 \\ \Rightarrow x^=400 \\  \end{gathered}

Therefore,the area of small square (in sq. meter) is,

3x=3(400)=1200

and the area of large square (in sq. meter) is,

7x=7(400)=2800

Final Answer:

The area of small and large square respectively (in sq. meter) is,1200 and 2800.

7 0
1 year ago
6 less a number t is less than or equal to 8
lawyer [7]
T-6≤8  would be the answer

5 0
3 years ago
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