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How can you find the two other roots of a cubic polynomial if you're given one of the roots (which is a complex number)?

An important rule to remember when dealing with complex numbers is that if the complex number a+bi is a root of a polynomial, then the complex conjugate (a-bi) must also be a root of this polynomial.There...

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5212 Views

What is the evidence that disproves the Kekule model for benzene?

The enthalpy change of hydrogenation of benzene was shown to be less exothermic than 3 times that of hexene, therefore meaning that benzene does not contain three double bonds. X-ray imaging showed that b...

IP
Answered by Ioana P. Chemistry tutor
2489 Views

Outline behaviourism and one objection to it

Hempel’s analytic behaviourism is the view that mental states are a private phenomenon, so cannot be verified in a public, intersubjective sense. Thus, we have to talk about them in terms that are empiric...

Answered by Philosophy tutor
5270 Views

How far and in what way does Juliet grow more rebellious throughout the play?

This would be part of a longer essayJuliet progresses from a fairly timid and passive character to one who grows out of her obedience into pure rebellion, increasing proportionally with her newfo...

Answered by English tutor
9967 Views

How do you know whether to use sin, cos or tan to find the angle in a triangle?

You have to look at the where the angle is located and what sides of the triangle relative to the angle you are given. The hypotenuse is always the longest line of the triangle, the opposite is always the...

FA
Answered by Feranmi A. Maths tutor
2812 Views

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