Maths Group11
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The main purposes of this channel are to:
1. 📝 Provide various Mathematics questions and exercises.
2. 📚 Share and publish different educational books.
3. 📖 Provide useful short notes and study materials.

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Let R = {(x, y): x, y an element of {1, 2, 3, 4, 5} and y = 2x - 1} then what is the range of R?
Anonymous Quiz
10%
{1, 2, 3, 4, 5}
20%
{1, 3, 5}
64%
{1, 3, 5, 7, 9}
7%
{7, 9}
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Let f = {(1, 2), (2, 3), (5, 6), (7, 8)} then what is the value of f(2) + f(5) ?
Anonymous Quiz
4%
6
10%
3
71%
9
15%
18
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Let f(x) = 2x + 1 and g(x) = -3x - 4 then what is f+g ?
Anonymous Quiz
8%
-3x - 3
74%
-x - 3
14%
x - 3
4%
-x + 3
Let f(x) = x + 3 and g(x) = 2x - 3 then what is the value of (2f + 3g)(1) ?
Anonymous Quiz
62%
5
20%
-5
10%
-15
9%
15
2. The battle of Embabo in 1882 was fought between Emperor Menelik II and Tekle
Haymanot while the battle of Dogali in 1887 was fought between ------------and -----------
Anonymous Quiz
21%
A. Italy troops and Menelik II troops.
23%
B. Ras Alula and Italy troops
44%
C. Yohannis IV troops and Egypt troops
13%
D. Ras Manegesha and Egypt troops
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5. During Zemene Mesafint period, nominal Kings of Gondar were under control of--------
Anonymous Quiz
15%
A. Tigrean nobles
26%
B. Gojjam nobles
30%
C. Ahmara nobles
28%
D. Yejju Oromo nobles
10. Who was the last serious opponent of Ras Teferi rise throne?
Anonymous Quiz
27%
A. Dej. Balcha Safo
21%
B. F/H/Giorgise
29%
C. Dej. Abba Wuqaw
23%
D. Ras Gugsa
Parts of speech in English.

In English, there are eight primary parts of speech. Here they are, along with a brief description of each:

1. Noun: A word that names a person, place, thing, or idea (e.g., cat, city, love).

  
2. Pronoun: A word that replaces a noun to avoid repetition (e.g., he, she, it, they).

3. Verb: A word that expresses an action, occurrence, or state of being (e.g., run, is, think).

4. Adjective: A word that describes or modifies a noun or pronoun (e.g., blue, tall, interesting).

5. Adverb: A word that modifies a verb, adjective, or other adverb, often ending in -ly (e.g., quickly, very, well).

6. Preposition: A word that shows the relationship between a noun (or pronoun) and other words in a sentence (e.g., in, on, at, between).

7. Conjunction: A word that connects words, phrases, or clauses (e.g., and, but, or).

8. Interjection: A word or phrase that expresses strong emotion or surprise (e.g., wow!, ouch!, hey!).

These parts of speech work together to form sentences and convey meaning in English.
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Which of the following is the same in all electromagnetic radiation?
Anonymous Quiz
13%
Frequency of radiations
17%
Energy of radiations
14%
Wave length of radiations
56%
Speed of radiations
Which of the following quantum number is known as orbital orientation quantum number?
Anonymous Quiz
42%
Magnetic quantum number
24%
Angular quantum number
23%
Spin quantum number
11%
Principal quantum number
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If f(x) = 3x - 3 then what is the slope of the function?
Anonymous Quiz
13%
-3
20%
1
14%
1/3
54%
3
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