Anyone who wants to ask me any questions directly can type it here! I will help as much as i can. (I am a student. So i am not absolutely sure if my answer is right or wrong)​

If tana tanb=k, show that(1+k)cos(a+b)=(1-k)cos(a-b)

Which table represents points on the graph of h(x) = 3√-x+2?

There are three grizzly bears in the city zoo. yogi weighs 400.5 pounds, winnie weighs 560.35 pounds, and nyla weighs 628.29 pounds. what is the average weight of the three bears? (hint: what do they weigh all together? ) a. 502.97 pounds c. 604.38 pounds b. 529.71 pounds d. 794.57 pounds