Kelsey, a marine biologist, has determined that the population () of Blue Whales off the coast of Antarctica varies with time, in months, (x). The
population changes have been mapped using the graph below. What is the
range of the population of Blue Whales off the coast of Antarctica from
months 0 to 10?
140
120
100
+80
-60

Note: remember to show all of the steps that you use to solve the problem. be sure to use the text box where the question mark first appears to show your mathematical work. you can use the comments field to explain your work. your teacher will review each step of your response to ensure you receive proper credit for your answer. ! i will pay you to do this for me! will mark brainliest. i am not lying solve the following problem. jana buys a dress for $25.98 and a for $14.99. the total sales tax is $2.46. a. what is the total cost of her purchase? b. if jana pays with a $50 bill, how much change should she receive?

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3