15x plus 7
This is because you just simplify the like terms
A. (H, 1) (H, 2) (H, 3) (H, 4) (H, 5), (T, 1) (T, 2) (T, 3) (T, 4) (T, 5)
grigory [225]
B
m,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
The LCD here is 20. Thus, 1/4 = 5/20. The sum of 5/20 and 13/20 is 18/20, which can be reduced to 9/10.
S = rθ
4.2 = 1*θ
The central angle (θ) is 4.2 radians.
