Choose a justification for each step in the derivation of the sine difference identity. Step 1:

Step 2: Distributive property

Step 3: Associative property

Step 4: Factoring out –1

Step 5:

Step 6:

Step 7:

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Plz ( true - false) all triangles have interior angles whose measure sum to 90.