Answer:
#3: 81
Step-by-step explanation:
I haven't done this type of math in a while so I'm unsure about #1 and #2, but #3 is 81.
3^4 = 3 × 3 × 3 × 3
3^4 = 9 × 3 × 3
3^4 = 27 × 3
3^4 = 81
Answer:
m + 2
Step-by-step explanation:
First minutes = $2
Additional minutes = $1 per minute
If a customer calls for m
minutes
Total charge for the call = 2 + 1(m)
= 2 + m
Also written as m + 2
Answer:
4a³b²√(3b)
Step-by-step explanation:
Even powers of any of the factors can be brought out from under the square root radical.

Answer: 8 inches
C= 2(pi)r
divide 25.12 by 3.14
Answer:
The value would be 7.74
Step-by-step explanation:
When subtracting amounts like this, make sure you line up the decimal places.
9.5
-1.76
-------
7.74