this only multiple questions i need right answer thank you = 6(3) **29. Solve the equationа. ха 1.62b. х 1.08=c. x= -0.71d. x= -0.2510. A 25-g sample of a substance decays to 13 g in 14 years. The half-life of this substance is approximatelyа. 3.77 yearsb. 14.8 yearsc. 8.59 yearsd. 14.1 years11. Evaluate, using the laws of logarithms.log, 512 + log, 8а. 2c. 6d. 8b. 4

Name: this only multiple questions i need right answer thank you = 6(3) **29
Uploaded: 2024-03-20T07:07:37.000Z
Channel: Bartleby
Description: this only multiple questions i need right answer thank you = 6(3) **29. Solve the equationа. ха 1.62b. х 1.08=c. x= -0.71d. x= -0.2510. A 25-g sample of a substance decays to 13 g in 14 years. The half-life of this substance is approximatelyа. 3.77 y

Answered: 9. Solve the equation 24 = 6(3)***, а.…

Math

Advanced Math

9. Solve the equation 24 = 6(3)***, а. ха1.62 b. ха1.08 3x+2 c. x- -0.71 d. x-0.25

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

See similar textbooks

Similar questions

3. Ununoctium decays naturally at the rate proportional to the original quantity. If there are 20 grams initially, and after 10 years, 0.6% of the original amount decomposed, design an equation that will represent the amount of remaining element at any given time. (DO NOT ANSWER NUMBER 3) 4. From the previous problem, determine the half-life of the element and the remaining amount after 900 years.
Heather wants to invest $35,000 of her retirement. She can invest at 4.8% simple interest for 20 yr, or she can choose an option with 3.6% interest compounded continuously for 20 yr. Which option results in more total interest?
Carbon extracted from an ancient skull combined only one-sixth as much as C14 as carbon extracted from present day bone. How old is the skull if C14 half-life is 5730 years. (Solve using Differential Equations)
The average depreciation in value of a new car is 20%at the end of the first year. The depreciation rate then drops to 10% yearly for the next four years. Suppose that after one year, a car that was purchased new is worth $27,560 after the initial depreciation. What is the value of the car four years later?
An initial investment of 5742 earns interest of 6% compounded yearly. 1. What formula gives a value V, in dollars, of the investment after t years? 2. What is the balance of this investment after 9 years? Round your answer to 2 decimal places and include include appropriate label. 3. How long will it take for the value of the investment to reach 7096? Round your answer to 2 decimal places and include the appropriate label.
A tumor is injected with 0.4 grams of Iodine-125, which has a decay rate of 1.15% per day. To the nearest day, how long will it take for half of the Iodine-125 to decay? ?days
The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be reduced to half its initial mass. Starting with 120 grams of a radioactive isotope, how much will be left after 6 half-lives?
After 5.5 days, a 100 mg sample of radon-222 decayed to 37 mg. (a) Find a formula for m(t), the mass remaining after t days. (b) What is the half-life of radon-222? (c) When will only 10 mg remain?
A quantity with an initial value of 870 decays continously at a rate of 0.75% per day. What is the value of the quantity after 10 weeks, to the nearest hundredth?
The biomass of a yeast culture in an experiment is initially 29 grams. After30 minutes the mass is 37 grams. Assuming that the equation for unlimited populationgrowth gives a food model for the growth of the yeast when the mass is below 100 grams,how long will it take for the mass to double from its initial value ?
In a lab experiment, the decay of a radioactive isotope is being observed. At the beginning of the first day of the experiment the mass of the substance was 1300 grams and mass was decreasing by 14% per day. Determine the mass of the radioactive sample at the beginning of the 9th day of the experiment. Round to the nearest tenth (if necessary).
solve for y: ln(3-y)-ln(y) = 2x + ln(5) without a calculator