Answer:
see explanation
Step-by-step explanation:
is in the fourth quadrant
Where sin and tan are < 0 , cos > 0
The related acute angle is 2π - = 
Hence
sin([ ) = - sin() = - 
= - 
cos() = cos() =
tan(= - tan( = - 1
<span>
The good answer is 9
(9:9=1 and 27:9=3)</span>
We know there is 330 mg of caffeine per 16-ounce serving. So if we want 8-ounce servings:
330 mg : 2 = 165 mg
Also we have to consume a maximum of 600 mg.
165 mg * 3 = 495 mg < 600 mg
165 mg * 4 = 660 mg > 600 mg
Answer: Someone could drink 3 full 8-ounce servings in a day and still stay below the limit.
(2/9 shirt)/(3 3/5 minute)
= (2/9)/(18/5) shirt/minute
= (2/9)*(5/18) shirt/minute
= 5/81 shirt/minute
5/81 of Brian's shirt is ironed each minute
_____
It will take Brian 16 1/5 minutes to iron his shirt.
