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How do you use the quadratic formula?

Every quadratic equation is in the form: ax 2 + bx + c The quadratic formula is as follows: [ -b ± sqrt(b 2 - 4ac) ] / 2a The quadratic formula finds you the roots of the quadratic equation.
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Answered by Tutor52832 D. • Maths tutor
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Relate the competitive market and the monopoly setting

A competitive market is the situation where there is an infinite number of firms, they all produce equal goods and are price takers, since they cannot influence the price. In this case, the equilibrium (in a...
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Answered by Martina B. • Economics tutor
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Find the vertex coordinates of parabola y = 2x^2 - 4x + 1

In this exercise I have to find the coordinates of the vertex of the parabola. Given the general equation y= ax^2 + bx + c , the value of a is 2, the value of b is -4 and the value of c is 1. In order to com...
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Answered by Martina B. • Maths tutor
13896 Views

How to use the subjunctive after CREDERE (to believe)

The subjunctive in Italian is very difficult to use and many native speakers still have problems when constructive sentences. Usually it is used for subordinate clauses after verbs such as pensare (to think)...
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Answered by Martina B. • Italian tutor
6835 Views

Characters and themes in Alcestis play

In this play, the three main characters represent three different virtues that a human being should have. First, Alcestis is the lovely wife, who accepts to die on behalf of and for her husband: with her cho...
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