a) initial temperature = 202°F
b) temperature after 10 min = 145.7°F
c) time for temperature to be 100°F = 25 minutes
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7. (0/3 points) DETAILS PREVIOUS ANSWERS SALGTRIG4 4.6.025.MI. This exercise uses Newton's Law of Cooling. A...
A webassign.net Sect. 4.6 - Math 176, section 6817, 7996, Spring 2020 Webassign Webassign.net 1. [-13 Points] DETAILS SPRECALC7 4.... | Chegg.com 3. [-14 Points) DETAILS SPRECALC7 4.6.017. 0/15 Submissions Used MY NOTES ASK YOUR TEACHER This exercise uses the radioactive decay model. The half-life of radium-226 is 1600 years. Suppose we have a 22-mg sample. (a) Find a function m(t) = moz-t/h that models the mass remaining after t years. m(t) = (b) Find a function m(t) = moe-rt...
This exercise uses Newton's Law of Cooling. A roasted turkey is taken from an oven when its temperature has reached 185°F and is placed on a table in a room where the temperature is 76°F. (a) If the temperature of the turkey is 145°F after half an hour, what is its temperature after 45 min? (Round your answer to the nearest whole number.) (b) After how many hours will the turkey cool to 100°F? (Round your answer to one decimal...
SAlgTrig4 4.6.021.MI 5. -/1 points This exercise uses the radioactive decay model. If 250 mg of a radioactive element decays to 240 mg in 60 hours, find the half-life of the element. (Round your answer to the nearest whole number.) hr Need Help? Read It Watch It Master I Talk to a Tutor
5. (0/1 Points) DETAILS PREVIOUS ANSWERS SALGTRIG4 4.6.019. This exercise uses the radioactive decay model. The half life of strontium-90 is 28 years. How long will it take a 30-mg sample to decay to a mass of 24 mg? (Round your answer to the nearest whole number.) 32 X Y Need Help? ReadIt Tak to Top
0/1 POINTS PREVIOUS ANSWERS SCALCET8 4.8.502.XP.MI. MY NOTES ASK YOUR TEACHER Use Newton's method with the specified initial approximation X1 to find x3, the third approximation to the root of the given equation. (Round your answer to four decimal places.) x5 - X-90, X1 - 1 Enter a number. Neechep Read it Watch It Master It Talk to a Tutor Submit Answer Practice Another Version
please write clear. need clarification 6. 2 POINTS | PREVIOUS ANSWERS SCALCCCA 74.013.MI. Arturkey is an from west operature has reached 1857 and e d on a (a) the t esture of the key is 180F er an hour, what the more here POS- room where the temperature ! 75% Som P enh Version 1/2 POINTS PREVIOUS ANSWERS SCALCCC4 7.4.013.MI. MY NOTES ASK YOUR TEACHER A roast turkey is taken from an oven when its temperature has reached 185°F and...
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9. [-14 Points] DETAILS SPRECALC7 4.6.017. This exercise uses the radioactive decay model. The half-life of radium-226 is 1600 years. Suppose we have a 28-mg sample. (a) Find a function m(t) = moz-th that models the mass remaining after t years. m(t) = (b) Find a function m(t) = moet that models the mass remaining after t years. (Round your value to six decimal places.) m(L) = (c) How much of the sample will remain after 2500 years? (Round your...
please help with all of them -/1 Points) DETAILS SPRECALC6 2.4.006.MI. MY NOTES The graph of a function is given. Determine the average rate of change of the function between the indicated points on the graph. (Assume that the points lie on the grid lines.) - 2 Need Help? Talk to Tutor [0/1 Points] DETAILS PREVIOUS ANSWERS SPRECALC6 2.4.014.MI. MY NOTES A function is given. Determine the average rate of change of the function between the given values of the...
0/1 points I Provious Answers SCalcET6 5.1.014.MI. Ask Your Teacher 11. My Notes When we estimate distances from velocity data, it is sometimes necessary to use times to, ti, t2, t3,. . . that are not equally spaced. We can still estimate distances using the time periods Attt 1. For example, a space shuttle was launched on a mission, the purpose of which was to install a new motor between liftoff and the jettisoning of the solid rocket boosters. Use...