Cot x = cos x / sin x
cot π/4 = cot 45° = cos 45° / sin 45°
We know that sin 45° and sin 45° have the same value:
cos 45° = sin 45° = √2 / 2;
cos 45° / sin 45° = √2/2 : √2/2 = 1
Answer:
cot π/4 = 1
Answer:

Step-by-step explanation:
x^2 + 1 = 4
x^2 = 3

Answer: 4 to the 9th power. This is the answer to the picture. I used the app "Photomath"
Hope this helps :)
C is your answer because the circle is open and not colored.
Answer:
The best estimate is 100 per month
Step-by-step explanation:
Take 618 and divide by 6 to get the exact amount
We want an estimate
Round 618 to 600
600/6 = 100