What signs are cos(-40) and tan(-40)?
a) cos(-40)<0 and tan(-40)>0
b) They are both positive.
c) They are both negative.
d) cos(-40)>0 and tan (-40)<0
a) cos(-40)<0 and tan(-40)>0
b) They are both positive.
c) They are both negative.
d) cos(-40)>0 and tan (-40)<0