Mathematics, 09.09.2021 17:10 darlaaa
1. What happened when you had a negative plus a negative, (-a) + (-b)?
2. What happened when you had a positive plus a negative, a + (-b)?
***Is this the same as a positive minus a positive, a – b?
3. What happened when you had a positive minus a negative, a - (-b)?
4. What happened when you had a negative minus a negative, (-a) - (-b)?
Answers: 1
Mathematics, 21.06.2019 15:50
Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.
Answers: 2
Mathematics, 21.06.2019 21:00
Solve this problem! extra ! 3025/5.5 = a/90.75 / = fraction
Answers: 3
Mathematics, 21.06.2019 22:30
Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?
Answers: 3
Mathematics, 21.06.2019 22:30
Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y
Answers: 2
1. What happened when you had a negative plus a negative, (-a) + (-b)?
2. What happened when you h...
Computers and Technology, 21.08.2021 18:30
English, 21.08.2021 18:30
Mathematics, 21.08.2021 18:30
Mathematics, 21.08.2021 18:30
Mathematics, 21.08.2021 18:30
Business, 21.08.2021 18:30
Mathematics, 21.08.2021 18:40
Mathematics, 21.08.2021 18:40
Mathematics, 21.08.2021 18:40
Mathematics, 21.08.2021 18:40
World Languages, 21.08.2021 18:40
Mathematics, 21.08.2021 18:40
Mathematics, 21.08.2021 18:40
Chemistry, 21.08.2021 18:40
Social Studies, 21.08.2021 18:40