Answer:
1:8
Step-by-step explanation:
There is a box for every 8 markers.
Probability that first student prefers mechanical pen = 0.30
P(first student does not and second student does) = 0.70 * 0.3 = 0.21)
P( selecting 2 or fweer) = 0.30+ 0.21) = 0.51 or 51%
Answer:
Line 1 to lin2 2= I think D or maybe A.. Mainly D
line 2 to line 3= A
Step-by-step explanation:
The domain is
, where n is an integer.
- This is because cot x = 1/tan(x), and if tan x = 0, then the fraction is undefined.
The range is <u>all real numbers</u>.