The tangent of x is defined to be its sine divided by its cosine: tan x = sin x cos x . The cotangent of x is defined to be the cosine of x divided by the sine of x: cot x = cos x sin x .
45 rolls are in a group and 27 rolls are in the other group
Answer:
Answer B is correct

Step-by-step explanation:

I would think the value would be .2 cause if you had 100 tosses you would expect 60 value for heads and -40 value for tails. giving you 20/100
Step-by-step explanation:
slope = (4-1)÷(5-3)
=3/2