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First equate the factor to equal 0 then solve:x -2= 0;x = 2;
now plug the number 2 into all the X values:
(2)^2-4(2) + 4 = 8-8 = 0

You’ll first need to place the CSS file in a folder that you can call upon. In this example the file named “stylesheet” is in a sub folder of the main directory called “style”. Therefore, the directory pa...

The equation for the volume of a sphere is:v = 4/3 x pi x r^3
from this we can see the information we need to find out is the radius of sphere.
in this example the radius is 2cm. therefore, the...

You need to have some basic knowledge of nucleotide structure before trying to understand the answer below. First of all, DNA contains thousands of genes. Each gene codes for specific proteins (The ‘code’...

They both change the allele frequency, and both select against less well adapted phenotypes. Extremes are eliminated in stabilising selection, whereas intermediates are eliminated in disruptive selection....