Yo sup??
cosx>0 in the 1st and 4th quadrant.
tanx>0 in the 1st and 3rd quadrant.
therefore the common solution is x lies in 1st quadrant.
Hence the correct answer is option A.
Hope this helps
Answer:
It IS THE MODE
Step-by-step explanation:
Answer: I believe it's 5 I am not sure
Step-by-step explanation:
Answer:
A. 81
Step-by-step explanation:
F(x)=
if x=4, then F(4) =
= 3×3×3×3=81
(2x + 10) + (6x + 1) = 180 - 79