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simply fully (2x^2 -3)^2 - (2x^2 + 2)^2

= (2x^2-3)(2x^2-3) -{(2x^2+2)(2x^2+2)}= 4x^4-6x^2-6x^2+9 -(4x^4+4x^2+4x^2+4)= 4x^4-12x^2+9-4x^4-8x^2-4= -20x^2+5= -5(4x^2-1) or 5(-4x^2+1)
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Answered by morgan s. • Maths tutor
3356 Views

What is the definition of the slope?

For both the two main subjects I intend on teaching in this platform, I highly recommend to my students to focus on the theory as a first step (this could be a definition, some notes, etc). So, by trying to ...
MM
Answered by Maria-Eliza M. • Maths tutor
4058 Views

What are 3 Muslim teachings regarding divorce?

Muslims believe marriage is a contract which cannot be broken. It is seen as a last resort. Both men and women can request divorce.
Answered by • Religious Studies tutor
3490 Views

3n + 2 < 14, and 6n / (n ^2 + 5) >1. Find the values that n can take.

This is a inequality question. There are two separate inequalities and the values n can take are the solutions of n that overlap between the 2 inequalities. First inequality: 3n&lt; 12 therefore n &lt;4 . Se...
MT
Answered by Mudit T. • Maths tutor
4332 Views

Qu'est-ce que tu aimes faire dans tes moments libres?

Quand j'étais jeune, j'aimais chanter mais maintenant je préfère faire du shopping avec mes amies. Si j'avais moins de devoirs, je regarderais plus de télévision.
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Answered by Sarah D. • French tutor
2656 Views