Answer:
Step-by-step explanation:
C(3 , -2) & D (7, -8)
Distance = 

≈ 7.2 units
I agree with the answer above
Answer:
3b
Step-by-step explanation:
repeated addition is multiplication
The sum of 15 and r.
Sum is the term used in verbal addition problems.
This is an expression therefore, you do not state what it equals. We no this because there is no equals sign.
Answer:
B
Step-by-step explanation:
[z^4/6²]^-3 = z^-12/6^-6 = 6^6/z^12