Answer:
9
Step-by-step explanation:
9x8=72
9x9=81
Answer:
Half life of sample = 5.59 days
Step-by-step explanation:
We have the equation for half life

Here decay constant k = 0.124
Substituting

Answer:
B) 90 degrees clockwise rotation
0.21 is less than half because a half is 0.5.
So 0.21 is less than 0.5 because the tenths place is less than 5 which makes 0.21 smaller than a half
Answer:
b(4) = -14
Step-by-step explanation:
b(n)=4-6(n-1)
let n=4
b(4) = 4 - 6(4-1)
b(4) = 4-6*3
b(4) = 4-18
b(4) = -14