Instruction: Select the correct answer for each of the following questions. Follow the instructions.Kindly provide a COMPLETE and CLEAR solution. Answer it ASAP because I really need it right now.Answer should be typewritten. 6.7.Determine x, so that: x, 2x + 7, 10x - 7 will be in geometric progression.a. -7/6C.-5/7b. -11/3d. -4/7The radioactivity of certain element decreases 10 percent every year. Determine the half-life of the element.(Note: "half-life" is the term used for the time required for the radioactivity of the element t reduce to half itsoriginal amount.)a. 3.6b. 5.6C. 7.6d.8.6

Formula: If a, b and c are in geometrical progression then Given that x, 2x + 7 and 10x -…

6. 7. Determine x, so that: x, 2x + 7, 10x - 7 will be in geometric progression. a. -7/6 -5/7 b. -11/3 -4/7 The radioactivity of certain element decreases 10 percent every year. Determine the half-life of the element. (Note: "half-life" is the term used for the time required for the radioactivity of the element t reduce to half its original amount.) a. 3.6 b. 5.6 C. d. C. 7.6 d. 8.6

6. 7. Determine x, so that: x, 2x + 7, 10x - 7 will be in geometric progression. a. -7/6 -5/7 b. -11/3 -4/7 The radioactivity of certain element decreases 10 percent every year. Determine the half-life of the element. (Note: "half-life" is the term used for the time required for the radioactivity of the element t reduce to half its original amount.) a. 3.6 b. 5.6 C. d. C. 7.6 d. 8.6

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Question

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Instruction: Select the correct answer for each of the following questions. Follow the instructions. Kindly provide a COMPLETE and CLEAR solution. Answer it ASAP because I really need it right now. Answer should be typewritten.

6.
7.
Determine x, so that: x, 2x + 7, 10x - 7 will be in geometric progression.
a. -7/6
C.
-5/7
b. -11/3
d. -4/7
The radioactivity of certain element decreases 10 percent every year. Determine the half-life of the element.
(Note: "half-life" is the term used for the time required for the radioactivity of the element t reduce to half its
original amount.)
a. 3.6
b. 5.6
C. 7.6
d.
8.6

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