Hi I need help with questions 8-10 please

11:52 a webassign.net 7. [1/1 Points] DETAILS PREVIOUS ANSWERS TANAPMATH7 11.2.046.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the indefinite integral. Hint: = 1 - - 5. (Use C for the constant of integration. Remember to use absolute values where appropriate.) t - 5In (t + 5|) +CJ Need Help? Watch It 8. [-/1 Points] DETAILS TANAPMATH7 11.2.054.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the function f given that the slope of the tangent line at any point (x, f(x)) is f '(x) and that the graph of f passes through the given point. f' ( x) = 1 - - 2x ; (0, 7) x2 + 1' f ( x ) = 9. [-/1 Points] DETAILS TANAPMATH7 11.2.059.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER The population of a certain city is projected to grow at the rate given below. r(t) = 600(1 + -of 3 + 1 2 ) ; ( 0 s t s 5 ) The rate is measured in people/year, t years from now. The current population is 50,000. What will be the population 5 yr from now? (Round your answer to the nearest whole number.) people Need Help? Watch It 10. [-/1 Points] DETAILS TANAPMATH7 11.2.063.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER The number of online video viewers in the United States was growing at the rate of r(t) = 9.045e0.067t (0 s t s 5) million viewers/year between 2008 (t = 0) and 2013 (t = 5). The number of viewers stood at 135 million in 2008.t (a) Find an expression giving the number of online video viewers in year t. (b) How many viewers were there in 2009? (Round your answer to one decimal place.) million How many viewers were there in 2013? (Round your answer to one decimal place.) million + 3