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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
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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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What is the purpose of trying to achieve economic efficiency?

To ensure resources are not wasted.
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Solve the inequality 􏰂|2x + 1|􏰂 < 3|􏰂x − 2|􏰂.

(2x+1) 2 &lt; 9(x-2) 2 4x 2 +4x+1 &lt; 9(x 2 -4x+4)4x 2 +4x+1 &lt; 9x 2 -36x+360 &lt; 5x 2 -40x+35Apply quadratic equation solving formula (40+30)/10=7 and (40-30)/10=1hence x&lt;1 and x&gt;7
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Answered by Alejandra T. • Maths tutor
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