We have to find the exact value of: arc cos ( sin ( π /6 ) ).
We know that:
sin ( π/6 ) = sin 30° = 1/2
Arc cos is the inverse function of cosine.
arc cos ( 1/2 ) = 60° = π/3
300%? Since 50 minus 12.50 equals 37.5 and 12.50 times 300% equals 37.5 so if you add 12.50 and 37.50 it equals 50
Hello there! You can do something like:
2/3 of a cake was sitting in the kitchen. You decide to eat 1/4 of it. How much of the whole cake did you eat?
Hope this helps you!
Answer:
Step-by-step explanation:
- Write it out: ×
- Simplify 6/8, so it now looks like this: 3/4
- Re-write the expression: 3/4 × 3/4
- 4 × 4 = 16
- 3 × 3 = 9
- Write the new fraction:
I hope this helps!
Your answer would be -15.41. If you ever need any other kind of help, just ask me.