Question: The exponential function a(t) = 50e ^ -0.04t models the decay of 50 g of radioactive isotope overtime t (in hours). How long does it

The exponential function a(t) = 50e ^ -0.04t models the decay of 50 g of radioactive isotope overtime t (in hours). How long does it take for the amount of the isotope to reach 25 grams?

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Hello! I'm putting together a study guide for my final and I need help with these 10 questions as I'm struggling with understanding them. I included attachments of them in order! After the release of...

Please I need help with this practice questions for my exam. The population of a southern city follows the exponential law. Use this information to answer parts a and b. A pizza pan is removed at...

MODULE 6: Lesson 1 ASSIGNMENT Lesson 1: Exponential Functions The Module 5: Lesson 1 Assignment is Wr'th 13 marks. The value of each question is stated in the left hand margin. 1. Complete these...

A Section 4.6 - MATH 19, section 6 x Course Hero X + X C G A webassign.net/web/Student/Assignment-Responses/last?dep=29741500 S GI For this assignment, you submit answers by question parts. The...

Answer ALL the QUESTIONS CORRECTLY. NOTE: ANSWER ONLY please disregard the PERFORMANCE TASK 2 ONLY multiple choices. Thank you what does Maxwell's equation relate? stions and choose the letter of the...

Answer ALL the QUESTIONS CORRECTLY. NOTE. Answer ONLY ( 1-40 multiple choices ) what does Maxwell's equation relate? stions and choose the letter of the best answer. USE THE ANSWER SHEET PROVIDED....

2. solve for x . 5^x = 44 (You may enter the exact value or round to 4 decimal places) 3. if e^3x = 18, then x = _____ . 4. Solve the given equation for x. 3^6x-3 = 34 (You may enter the exact value...

1. 1. The function g (x) = sin(x) is transformed into the function /(*) by stretching vertically by a factor of WIN about the x-axis, stretching horizontally by a factor of about the y-axis, and...

Condense the following expressions into a single logarithm by applying the properties of logarithms. . You are only allowed to use integer exponents. . Use sort(..) to deal with fractional exponents....

Hi I need help with some questions for my assginment please. I need a level 4 answer for each questions please. Make sure you explaining everything properly for me to understand and please dont write...

Briefly describe how each of the stockholder profitability ratios is computed.

Pessimist Inc. had credit sales totalling $4,900,000 and $5,100,000 for the years ended December 31, 2009 and 2010, respectively. Information on trade accounts receivable for the company is presented...

Firerock Tire Company, a large, profitable company, may install automated production equipment that will cost $ 1 1 0 , 0 0 0 and offer substantial savings in labor costs and increase productivity....

4. Using the following data to answer the questions A.Plot the yield curve using spot zero rates, where the interest rates are based on continuous compounding. B. Assume the spot zero rate for 12...