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Express x^2-4x+9 in the form (x-p)^2+q where p and q are integers

The first step would be to expand the second equation:(x-p)^2+qx^2-px-px+p^2+q this simplifies to x^2-2px+p^2+q After this you examine the two equations and identify their similarities such as the x^2 term a...
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Answered by Mark N. • Maths tutor
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What is the perfect tense and how do I form it?

When you want to say 'I have done something' in Spanish, the perfect tense is used. It is formed using the correct conjugation of the verb 'haber' (known as the auxiliary verb ), plus the past participle . H...
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Answered by Mary B. • Spanish tutor
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Given that y = 2^x, express 4^x in terms of y.

4^x = (2*2)^x =2^x * 2^x = y^2
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Answered by Benjamin M. • Maths tutor
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Analiza la presentación del tema de la maternidad, o lo que significa ser madre, en la novela entera. Justifica tu respuesta con referencias detalladas.

I will not answer completely this question as it is an essay question but I will explain the key points of what my answer would be:En el texto 'Como agua para chocolate' de Laura Esquivel, se analizan tres m...
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Answered by Alejandra T. • Spanish tutor
4561 Views

Explain two reasons why firms merge.

By merging a firm will grow in size allowing to benefit from economies of scale as the average cost of producing is reduced. In the case that the merge is horizontal the firm will gain market share as well a...
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