Question:
if and ;
and
Find
a)tan(x+y)
b)tan(x-y)
c) the quadrant containing (x-y)
d)the quadrant containing (x+y)
Attempt:
Using the formula
a)
b)
c)1st quadrant
d)1st quadrant
Is my attempt Correct?
Thank you
Ooh I am very sorry I misread the question properly
and it is in the first quadrant (0<x<[tex]\frac{\pi}{2});
and it is in the first quadrant (0<y<[tex]\frac{\pi}{2})
Find
a) tan(x+y)
b)tan (x-y)
c) the quadrant containing (x-y)
d)the quadrant containing (x+y)
Attempt:
a)
b)
c)1st quadrant
d)2nd quadrant/4th not sure