Questions by CronosNull

Questions by CronosNull

Prove that A’UC’ = A’UBUC’ iff AnBnC=0. [Hint: Use DeMorgan's Law on one equation and then substitute to prove each direction.]

asked Nov 23, 2024

1 answer

0 votes

75.5k views

An unknown element X reacts in air to form its oxide Y. This Y dissolves in water which turns blue litmus into red. Predict the nature of oxide ‘Y’ and tell whether ‘X’ is a metal or a non-metal? Name

asked Jul 14, 2024

1 answer

1 vote

113k views

3. Why were European countries interested in West Africa and North Africa?

asked Dec 24, 2023

2 answers

3 votes

138k views

Sam buys a tent priced at $50 if the sales tax is 5% how much tax will Sam pay

asked Sep 1, 2023

1 answer

13 votes

48.1k views

The function below shows the cost to attend the fair if you ride r rides. f(r) = 5 + 1.75r a. What is the y-intercept, and what does it mean? b. What is the slope, and what does it mean? c. If Al spent

asked Jul 20, 2023

1 answer

1 vote

72.1k views

Party B: $850 flat fee for 31 to 50 guests What is the initial cost?

asked Jul 10, 2023

1 answer

9 votes

98.0k views

How do I find the common ratio (r) for the geometric sequence?2,-8,32,-128

asked Feb 15, 2023

1 answer

1 vote

218k views

What is default reminder what is

asked Oct 26, 2022

2 answers

6 votes

175k views

Find the missing value y=-2+4

asked Sep 15, 2022

2 answers

0 votes

197k views

A wave has a speed of 2.2 kilometers per second (km/s), and a wavelength 2 points of 1.8 kilometers (km). What is the frequency of the wave.

asked Jul 22, 2022

1 answer

2 votes

12.1k views

Which is the western-most state?

asked Apr 17, 2022

1 answer

3 votes

42.9k views

Do you think individual sports are more interesting than team sports to watch? Why?/Why not?

asked Jan 28, 2022

2 answers

0 votes

158k views

<1 and <3 are complementary and <1= <2 Which one of these statements will always be true? A. M<2 = m<3 B. <2 and <3 are complementary C. M<1= m<3 D. <2 and <3 are supplementary

asked Sep 14, 2021

2 answers

4 votes

212k views

Which of these uses correct capitalization? A. the roman goddess Minerva B. the Roman goddess Minerva

asked Aug 22, 2021

2 answers

3 votes

15.2k views

“Folk songs,musical instruments and traditional dances represent the contemporary society.”Justify with example.

asked Aug 17, 2021

1 answer

5 votes

124k views

Please Help! Choose all the answers that apply. More than one answer! The common cold _____. is generally milder than the flu is often caused by the rhinovirus can be prevented through immunization and

asked Apr 16, 2021

2 answers

4 votes

215k views

Please please answer this correctly I have to finish the sums by today

asked Mar 13, 2021

1 answer

2 votes

126k views

In which direction does the head of the molecules of the plasma membrane face?

asked Mar 10, 2021

1 answer

1 vote

15.0k views

13. Solve 2/3 + 5/6 and put answer in simplest form. O A. 11/2 B. c. 76 D.776

asked Feb 21, 2021

1 answer

5 votes

2.2k views

Suppose two countries, Country A and Country B, have a similar real GDP per capita. Country A has an average economic growth rate of 2% and Country B has an average economic growth rate of 3.3%. In

asked Dec 21, 2020

1 answer

2 votes

5.6k views

Page:

Search QAmmunity.org