Answer:
(ab)^n = a
Step-by-step explanation:
It basically says to take the entire equation in the parentheses and multiply by the exponent, sorry for the horrible handwriting
0.4 the answer is 4) yessssssss
is equivalent to 
Option D is correct option
Step-by-step explanation:
We need to find the equivalent to the given expression:

To solve the expression multiply 7 with the terms inside the bracket

So,
is equivalent to 
Option D is correct option
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Keywords: Complex Numbers
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Answer:
7
Step-by-step explanation:
the answer is 7 because it is a 1 to three ratio.
Answer:
3,6
Step-by-step explanation:
x+y=9
x-y=-3
Adding these two equations we get 2x = 6, x=3
y=6