This question is lacking vital information, such as when they got there.
Given:
The given inverse trigonometric term is:

To find:
The value given inverse trigonometric term.
Solution:
We have,

Using the calculator, we get


The value of given term is 31.1°.
Therefore, the correct option is B.
Answer:
875
Step-by-step explanation:
30*15=450
30*10=300
20*5=100
12.5+12.5=25
450+300+100+25=875
I worked from bottom to top
She regrouped the numbers instead of multiplying like 8b(2b-r) -4r(2b-r).
Answer:
262.76
Step-by-step explanation:
We must follow our order of operations here, which tell us to multiply before we subtract.
-14.3 • (-18.2) = 260.26
Then we can look at what's left:
2.5 + 260.26
Work that out to get your answer, 262.76