I dont have an answer buy i need to answer a question so i can ask my question sry
Answer:
x^2 - 2xy + y^2.
Step-by-step explanation:
(x - y)^2
= (x - y)(x - y)
= x(x -y) - y(x - y)
= x^2 - xy - xy + y^2
= x^2 - 2xy + y^2.
Answer:
To develop a molecular clock, you need to find which of the following?
a sequence of molecules
the rate at which changes occur in a type of molecule
how much total change has occurred in a type of molecule from two different species
how many molecules a species has
Step-by-step explanation:
To develop a molecular clock, you need to find which of the following?
a sequence of molecules
the rate at which changes occur in a type of molecule
how much total change has occurred in a type of molecule from two different species
how many molecules a species has
Answer:
Step-by-step explanation:
In first voting 300 person favors the candidate out of 500
i.e. 
60 % Population favor the candidate
For second voting 550 person favors the candidate out of 1000 candidates
i.e. 
55 % Population favors candidate
so according to voting, 1 st voting is favorable for candidate because a large population support him as compared to second voting.