Submit Answer MY NOTES PRACTICE ANOTHE 7. [1/3 Points] DETAILS PREVIOUS ANSWERS BERRAPCALC7 4.3.080. ASK YOUR TEACHER Cumulative world production of solar cells for generating electricity is predicted to be 58e.4 thousand megawatts, where t is the number of years since 2013.+ Find the rate of change of this quanti at the value of t corresponding to 2020. (Round your answer to the nearest integer.) 1838.07 * thousand megawatts/year Interpret your answer. [Note: Three thousand megawatts is enough to power a million homes.] Solar cell power production increases . by about 1838.07 X thousand megawatts per year. Need Help? Read It Watch It 8. [-/2 Points] DETAILS BERRAPCALC7 4.3.085. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A patient receives an injection of 1.6 milligrams of a drug, and the amount remaining in the bloodstream t hours later is A(t) = 1.6e-0:05. Find the instantaneous rate of change of this amount at th following Intervals. (a) just after the injection (at time t = 0) mg per hr (b) after 9 hours (Round your answer to three decimal places.) mg per hr Need Help? Read It 9. [0/1 Points] DETAILS PREVIOUS ANSWERS BERRAPCALC7 4.R.037. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHI MacBook Pro A HA VRO 1 + W E R T Y O A S D G H K Z X C B N M