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When factored completely, the expression p^4−81 is equivalent to Question 2 options: (p2+9)(p2−9) (p2−9)(p2−9) (p2+9)(p+3)(p−3) (p+3)(p−3)(p+3)(p−3)
answered
Aug 10, 2021
Mathematics
high-school
2
votes
19.1k
views
A buffer solution that is 0.100 M in both HCOOH and HCOOK has a pH = 3.75. A student says that if a very small amount of 0.100 M HCl is added to the buffer, the pH will decrease by a very small amount.
answered
Mar 25, 2021
Chemistry
college
4
votes
171k
views
Which expressions are equivalent to 2^−4·2^2? 1) −1/4 2) 4 3) 1/2^2 4) -4 5) 1/4 6) 2^-2 7) 2^2
answered
Mar 13, 2021
Mathematics
college
3
votes
131k
views
Gia opened two savings accounts at two different banks. One account earns an annual 3.4% simple interest, and the other earns half as much. If she deposited $500 in each account, how much total interest
answered
Feb 12, 2021
Mathematics
high-school
6
votes
138k
views
HELP ASAP!!!! How did citizens of Athens serve their government? O by participating in the Assembly O by recruiting soldiers for the army O by running for election to the Assembly O by collecting taxes
answered
Jan 19, 2021
History
high-school
1
vote
32.1k
views
About doctor carrer and their salary
answered
Dec 1, 2020
Medicine
middle-school
6
votes
149k
views
What can the reader infer from this sentence about the Peachtree Road Race route?
answered
Aug 17, 2020
English
middle-school
4
votes
132k
views
Which of the following is considered a ready to eat food? A. raw hamburger B. bread dough C. wash lettuce D. frozen chicken nuggets
answered
Jul 16, 2020
Health
middle-school
5
votes
156k
views
Which of the following is a chemical change Melting ice Boiling water A burning candle Frost for info inside a freezer
answered
Jun 19, 2020
Chemistry
middle-school
4
votes
22.8k
views
The interconnection of living things is known as ____. a.community b.biosphere c.Evolution d.ecosystem e.Populations
answered
Oct 1, 2019
Biology
high-school
2
votes
116k
views
What types of stories have a narrative arc? Choose all that apply. A. Fiction B. Persuasive Text C. Narrative non-fiction D. All non-fiction
answered
Mar 20, 2019
English
middle-school
2
votes
179k
views
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