Answer:
42° and 138°.
Step-by-step explanation:
Here we use the identity that
.
Now, to find , we make use of the inverse sine function:
Another solution to this is
Thus, the values of in the interval for which are 42° and 138°.
Answer:
20.75-13=7.75
Maria studies 7.75 hours in April
Step-by-step explanation:
Brainliest would be appreciated
Answer: The correct answer should be 7.6128
If you do the problem correctly, you will get an answer of 7.6128. This is because there are 4 decimals places in the numbers that are being multiplied. This means that there will be 4 decimal places in the answer. If you have her work, we can find the mistake. It is probably that she counted the wrong number of places.