I got 686.764 days for a year on Mars your welcome
3π/4 angle is in the second quadrant, so cos (3π/4) is going to be negative.
Reference angle of 3π/4 is (π - 3π/4) = π/4
cos(π/4) = √2/2
cos (3π/4) = - √2/2
Answer is C.
Answer:
1. 24 in^2
2. 51 in^2
3. 286 cm^2
4. 90 m^2
5. 60 cm^2
6. 57.06 m^2
7. 185 ft^2
8. 13.5 in^2
9. 252 ft^2
10. I'm not quite sure how to do this one
11. 315 m^2
12. 322 ft^2
13. I cant see all of this one
14. 39 in^2
15. 100 in^2
16. 72.5 in^2
Some of the numbers were very blurry and did my best to make them out so If I got any of them wrong I apologize.
Answer: (2,9)
Step-by-step explanation:
The point lies in the region that is shaded by both inequalities.
I believe that the answer to your question in b = 0.