Answer20+20=40
Step-by-step explanation:
Answer:
Yes
Step-by-step explanation:
25 is less than 28
28 is greater than 25
Answer:
(sin x)^2*(sec x) is positive in QII
Step-by-step explanation:
(sin x)^2 is always 0 or positive. Here x lies in QII.
sec x is positive when the adjacent side is positive and negative when the adjacent side is negative. In QII the adjacent side is positive.
In summary, (sin x)^2*(sec x) is positive in QII
