Answer:
k=2
Step-by-step explanation:
3^k*2 * 3^-k+2 = 81
Factor out 81 to be : 3^4
Rewrite the equation:
k*2 - k+2 = 4
k^2 - 2k = 4
Simplify : k+2 = 4
<u> - 2 - 2</u>
k = 2
Answer:
16
Step-by-step explanation:
the absolute value is always it's distance away from 0 on a number like so -16 is 16 numbers away from 0 so it's 16 the that's the absolute number of digits -16 is away from 0
Answer:
irrational
Step-by-step explanation:
Is there a picture? I need dimensions
Answer:
y=-x+13
Step-by-step explanation:
