Y = sin x + cos x
f´(x)=cos x - sin x
The function is increasing when:
cos x - sin x (is greater than) 0 /: sin x
cot x - 1 (is greater than) 0
cot x (is greater than) 1
Function is strictly increasing for x∈ ( 0, π/4 ) ∪ (π, 5π/4 )
Function is strictly increasing for x ∈ ( π/4, π ) ∪ (5π/4, 2π ).
Answer: The Ughyurs are being killed in China.
Explanation:
Answer:
All
Explanation:
Depends on your point of view.
Trade spreads ideas and culture because it involves people moving from place to place around the world as they trade. As they move, they (and the people they meet) come into contact with new ideas and cultural practices