Answer:
The correct answer is the number in the note is 80 and the first digit is 8.
Step-by-step explanation:
Dr. Green finds a note from another scientist. It says how many boxes of bug nets they should bring, but there is a smudge over the first digit of the number.
Number of nets that they must bring is 320.
Each box contains 4 nets.
There number of boxes necessary to be brought is given by
= 80.
Therefore the missing digit of number the number in the note is 8.
Answer:
f
−
1
(
x
)
= arccos (
x
)
+ π/
2
Step-by-step explanation:
y=cos(x-pi/2)
For inverse, interchange the variables and solve for y
f
−
1
(
x
)
= arccos (
x
)
+ π/
2
Answer:
e=6
3=6/2
Step-by-step explanation:
May I have brainiest I'm trying to level up!
</3 PureBeauty
You're looking for the number 13 and 7 can go into.
You can use the listing method.
13: 13, 26, 39... and so on, and so on.
7: 7, 14, 21, 28, 35, 42, 49.... and so on.
An easier way to do it is to simply multiply 13 by 7.

13 and 7 can go into 91, evenly.
Hope this helped!