Use the diagram to answer the questions on the right: Three Part Question:
B
(a) Which trig function would you use to find x?
A
sine
B
370
11
cosine
х
c
tangent
С
А
(b) Choose the correct cosine equation:
А cos (37)
11
11
B
sin (2)
37
11
С
cos (37) =
D
tan (37)
11
(c) Solve for x (round to two decimals, show all work on paper):

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants.assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1