What do i do here?
instructions:
find the exact value of the trigonometric function given that sin u= -7/25 and cos v= -4/5 (both u and v are in the lll quadrant)
exercise:
a) cos (u+v)
b) tan (u-v)
c) sec (u+v)

The first side of a triangle measures 5 in less than the second side, the third side is 3 in more than the first side, and the perimeter is 17 in. how long is the third side? if s represents the length of the second side, which of the following represents the length of the third side? s-5 ws-2 s+ 3 next question ask for turn it in