Answer:
33.5+127=160.5
180-160.5=19.5
Step-by-step explanation:
Hello,
z=6+2i
||z||=√(6²+2²)=√40=2√10
Question? i cant see again friend
Answer:$12.15
Step-by-step explanation:
Given
The regular price of an item 
Maria gets a discount of 
Amount paid after the discount is

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Answer: 
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3*sqrt(7)
3 times the square root of 7
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Explanation:
I'm assuming the V stands for square root. You can write sqrt(63).

The idea is to factor 63 in such a way that one factor is the largest perfect square possible, that way we can pull the root apart to simplify as shown above. The rule I used for the second step is 