<span>z^2-z(z+3)+3z
z^2 - z^2 - 3z + 3z
0 + 0
0
</span><span>z^2-z(z+3)+3z = 0</span>
Answer:
first one
Step-by-step explanation:
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Answer:

Step-by-step explanation:
Given
See attachment
Required

From the question, we understand that she can only get blood from O or A groups. So, the probability is represented as:
This is calculated as:

Using the American row i.e. the blood must come from an American.
We have:


So, we have:


Step-by-step explanation:
Many factors would be used to assess the effectiveness of a human rights campaign, including the following:
Social Influence. Direct Interpersonal Reach. Participant Observation. Reputation. Volume of Search & Interest. Website Traffic.
National Research.