Determine the amplitude of the following trigonometric function. Question f(1) = -4 – 5 cos(27 – a) Select a single answer A = 2 A = -T A = -4 A = 5

Extracted text: Determine the amplitude of the following trigonometric function. Question f(1) = -4 – 5 cos(27 – a) Select a single answer A = 2 A = -T A = -4 A = 5


Extracted text: A support wire is tied diagonally from the middle of a tree to a stake on the ground. The length of the wire is 10 ft and the angle of elevation from the stake is 55°. Approximately how high on the tree is the connection point of the wire? Select a single answer 17.4 ft 5.7 ft 12.2 ft 8.2 ft