Answers by Ivan Pianetti
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Answers by Ivan Pianetti

Answers by Ivan Pianetti
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A substance has a half-life of 2. 045 minutes. If the initial amount of the substance was 132. 8 grams, how many half-lives will have passed before the substance decays to 8. 3 grams? what is the total
answered Dec 23, 2023
2 votes
18.0k views
Let f(x) = -3x³ + 9x² - 5x + 15. Use the Factor Theorem to help answer the following questions. a) Is a O Yes O No b) Is x + 1 a factor of f(x)? O Yes No 1 a factor of f(x)? c) Is a 3 a factor of f(x)?
answered Dec 16, 2023
1 vote
70.9k views
A rectangle has a length represented by the function f(x) and a width represented by g(x). Which statement describes the combined functions P(x) and A(x)? O A(x) is linear, but P(x) is not. OP(x) is linear,
answered Aug 12, 2023
9 votes
160k views
Question 1) What article/section of the Constitution is your example of check and balances located Question 2) What is the direct quote from the Constitution that shows this principle? (you can copy and
answered May 13, 2023
9 votes
123k views
Find function then simplify tje answer
answered Mar 31, 2023
5 votes
57.6k views
Why do cooler substances have a tendency to sink?
answered Mar 10, 2023
6 votes
164k views
Which student identified the correct step and the result of that process? Frank claims step 1 is DNA replication which produces proteins needed by the organism to grow and develop Emma claims step 2 is
answered Dec 24, 2022
6 votes
138k views
Least at least 5 proverbs with their meaning and example.
answered Oct 13, 2022
1 vote
42.9k views
How did the children of Birmingham change the civil rights movement?
answered Sep 10, 2022
7 votes
212k views
A rectangle has vertices E(4,8), F(2,8), G(2,-2) and H(-4,-2). The rectangle is dilated with the origin as the center of dilation so that G's is located at (5,5). Which algebraic reprensentation represents
answered Jul 24, 2022
3 votes
99.5k views
What is the distance between -12 and 3
answered Jul 1, 2022
2 votes
153k views
Your bill at a restaurant comes to $24.50. You decide to tip 16%. What represents the server's tip?
answered Jun 25, 2022
2 votes
65.1k views
Please help me with this
answered Jun 18, 2022
0 votes
199k views
Question 6 of 25 Suppose that many large samples were taken from a population, and the sample proportions centered around 0.25. Which of the following is most likely the population parameter? A. 0.15 B.
answered May 13, 2022
1 vote
96.7k views
Why do engineers play a variety of roles in the engineering process?
answered Apr 9, 2022
7 votes
230k views
How many children did Samuel F.B. Morse have with his first wife Lucretia Walker?
answered Mar 24, 2022
1 vote
173k views
Lines m and n are parallel. Which angles are supplementary to ∠4? Select each correct answer. ∠1 ∠2 ∠3 ∠5 ∠6 ∠7 ∠8
answered Mar 24, 2022
5 votes
200k views
Jason wants to open a checking account with a ​$100 deposit. Jason believes he will write 15 checks per month and use other​ banks' ATMs eight times a month. He will not be able to maintain a minimum balance.
answered Dec 7, 2021
1 vote
157k views
in percentage what are the odds of someone getting std's through sex in today's circumstances?? i need the answer in a percentage!!!!!!!!
answered Oct 15, 2021
4 votes
221k views
A professional office center is purchased for $475,000. The land value is 20% of the total acquisition cost. What is the annual IRS depreciation deduction? (Round answer to nearest dollar.)
answered Sep 16, 2021
0 votes
119k views
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