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irinina [24]
3 years ago
8

What is −5 1/2 ÷ (−4 1/2) ?/

Mathematics
1 answer:
RUDIKE [14]3 years ago
3 0

Answer:

51÷41

Step-by-step explanation:

changing division form into multiplication by making its reciprocal

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For each 11 mm of coloured fabric Nick uses to make his curtains, he also uses 2 cm of white fabric. Express the amount of white
defon

Answer:

The amount of white fabric to coloured fabric as a ratio is 20:11

Step-by-step explanation:

We are given that For each 11 mm of colored fabric Nick uses to make his curtains, he also uses 2 cm of white fabric.

Length of colored fabric = 11 mm

Length of White fabric = 2 cm

1 cm = 10 mm

2 cm = 20 mm

So, length of white fabric = 20 mm

So, Ratio of the amount of white fabric to coloured fabric = \frac{20}{11}

Hence the amount of white fabric to coloured fabric as a ratio is 20:11

3 0
3 years ago
13 POINTS SHOW WORK PLEASE
Strike441 [17]
1,2,2,2,3,3,3,3,4,4,4,4,5 are all the test scores. if you add them all up, its 40, and there are 13 numbers in the data set, so you divide 40 by 13, and you get 3.07692 overscore, or 3 and 10/13
4 0
3 years ago
What is the domain of the function y=tan (x/8)<br> Please Help<br> 15 Points
7nadin3 [17]

1. You have the function y=tan(\frac{x}{8} )

2. You know that y=\frac{sinx}{cosx} with cosx\neq 0, because the division by zero is not defined. So , cosx=0 for \frac{(2n+1)\pi}{2} where n is a integer number.

3. Then, to find the domain of the function given in the problem, you must make \frac{x}{8} \neq \frac{k\pi}{2}  \\ x\neq 4k\pi

Where k is odd number.

4. Therefore:

x\neq 4\pi (2n+1)

5. Finally, the domain is: 4\pi (2n+1)

The answer is: 4\pi (2n+1)

5 0
3 years ago
Read 2 more answers
Please answer and show work!!!!!!!!!
bixtya [17]

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4 0
2 years ago
A rectangular prism has a base with a length of 25, a width of 9, and a height of 12. A secod prism has a square base with a sid
Alenkinab [10]

Answer:

6cm

Step-by-step explanation:

correct for 100 points i swear

7 0
3 years ago
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