1. [-/1 Points] DETAILS HARMATHAP12 2.1.005. MY NOTES ASK YOUR TEACHER Solve the equation by factoring. (Enter your answers as a comma-separated list.) x2 - 6x = 27 * = Need Help? Read It Submit Answer 2. [-/2 Points] DETAILS HARMATHAP12 2.1.015.MI. MY NOTES ASK YOUR TEACHER Solve the equation by using the quadratic formula. (Enter your answers as a comma-separated list. If there is no real solution, enter NO REAL SOLUTION.) x2 - 6x = 9 (a) Give real answers exactly. X = (b) Give real answers rounded to two decimal places. X = Need Help? Read It Watch It Master It Submit Answer 3. [-/1 Points] DETAILS HARMATHAP12 2.1.007.MI. MY NOTES ASK YOUR TEACHER Solve the equation by factoring. (Enter your answers as a comma-separated list.) 36 - 25x2 = 0 Need Help? Read it Watch It Master It Submit Answer4. [-/2 Points] DETAILS HARMATHAP12 2.1.017. MY NOTES ASK YOUR TEACHER Solve the equation by using the quadratic formula. (Enter your answers as a comma-separated list. If there is no real solution, enter NO REAL SOLUTION.) 8w + w + 1 = 0 (a) Give real answers exactly. WE (b) Give real answers rounded to two decimal places. W = Need Help? Read It Submit Answer 5. [-/1 Points] DETAILS HARMATHAP12 2.1.023. MY NOTES ASK YOUR TEACHER Find the exact real solutions to the equation, if they exist. (Enter your answers as a comma-separated list.) 4x2 = 36 X = Need Help? Read It Submit Answer 6. [-/2 Points] DETAILS HARMATHAP12 2.1.019. MY NOTES ASK YOUR TEACHER Solve the equation using the quadratic formula. (Enter your answers as a comma-separated list. If there is no real solution, enter NO REAL SOLUTION.) 3 - 8x - x2 = 0 (a) Give real answers exactly. X = (b) Give real answers rounded to two decimal places. Need Help? Read It Submit Answer7. [-/1 Points] DETAILS HARMATHAP12 2.1.025. MY NOTES ASK YOUR TEACHER Find the exact real solutions to the equation, if they exist. (Enter your answers as a comma-separated list.) (x + 3) 2 = 49 X = Need Help? Read It Submit Answer 8. [-/1 Points] DETAILS HARMATHAP12 2.1.027. MY NOTES ASK YOUR TEACHER Use any method to find the exact real solutions, if they exist. (Enter your answers as a comma-separated list. If there is no real solution, enter NO REAL SOLUTION.) x2 + 6x = 24+x Need Help? Read It Submit Answer 9. [-/1 Points] DETAILS HARMATHAP12 2.1.032. MY NOTES ASK YOUR TEACHER Use any method to find the exact real solutions, if they exist. (Enter your answers as a comma-separated list. If there is no real solution, enter NO REAL SOLUTION.) 10y2 - y - 65 = 0 y = Need Help? Read It Submit Answer 10. [-/1 Points] DETAILS HARMATHAP12 2.1.049.MI. MY NOTES ASK YOUR TEACHER If the profit from the sale of x units of a product is P = 125x - 300 - x2, what level(s) of production will yield a profit of $3300? (Enter your answers as a comma-separated list.) X = units Need Help? Read it Watch It Master It Submit Answer11. [-/1 Points] DETAILS HARMATHAP12 2.3.001. MY NOTES ASK YOUR TEACHER The total costs for a company are given by C(x) = 2800 + 70x + x2 and the total revenues are given by R(x) = 180x. Find the break-even points. (Enter your answers as a comma-separated list.) X = units Need Help? Read It Watch It Submit Answer 12. [-/1 Points] DETAILS HARMATHAP12 2.3.004.MI. MY NOTES ASK YOUR TEACHER If total costs are C(x) = 4500 + 4360x and total revenues are R(x) = 4500x - x2, find the break-even points. (Enter your answers as a comma-separated list.) X = Need Help? Read It Master It Submit Answer 13. [-/1 Points] DETAILS HARMATHAP12 2.1.059. MY NOTES ASK YOUR TEACHER For the years since 2001, the percent p of high school seniors who have tried marijuana can be considered as a function of time t according to P = f(t) = 0.17t2 - 2.61t + 52.64 where t is the number of years past 2000.+ In what year after 2000 is the percent predicted to reach 70%, if this function remains valid? Need Help? Read it Submit Answer 14. [-/1 Points] DETAILS HARMATHAP12 2.1.063. MY NOTES ASK YOUR TEACHER Using data from 2002 and with projections to 2024, total annual expenditures for national health care (in billions of dollars) can be described by E = 4.61x2 + 43.4x + 1620 where x is the number of years past 2000. If the pattern indicated by the model remains valid, in what year does the model predict these expenditures will reach $15,315 billion? Need Help? Read It Submit