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a=3 b=7 c=-13

Use quad formula: -b+-root[(b^2-4ac)/2a]

Sub in values: -7+-root[7^2-4x3x-13] =1.22 and -3.55

In Greek tragedy, both the women and men play an important role in shaping the development of the plays. However, it could be considered that one gender creates more interesting characters than the other....

You can use ut + subjunctive; qui + subjunctive; supine; future participle; ad/causa + gerund(ive)

A sigma bond can be between s or p orbitals whereas a pi bond can only be between p orbtials

In signma bonds, atomic orbitals overlap along bonding axis, in pi bonds atomic orbitals overlap above a...

This is an example of completing the square.If we expand (x - p)^2 + q, we will have x^2 -2px + p + q.Now we can use algebra to work out what p and q are from the following equation. x^2 - 7x + 2 = x^2 -2...