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Work out the value of 81^(-1/4) (Non-Calculator)

To answer this question, we have to think about our power rules and use them to slowly simplify this complicated expression:81-1/4 = ((81)1/2)-1/2 (Because ((x)y

RP
Answered by Reece P. Maths tutor
11495 Views

How do you factorise x^2 +5x+6?

So firstly, you need to find two numbers that multiply to make 6 and add to make 5 Make a list of numbers that multiply to make 6 i.e. 16 and 32
So you can either have (x 6)(x 1) OR...

JP
Answered by Jayan P. Maths tutor
3135 Views

What is characteristic of romantic era music?

His music was written for a larger, more developed orchestraFocus on melodyMore chromaticism and discord Freer form and movement away from the Sonata form Music representing a storyVirtuosity

JM
Answered by Juliet M. Music tutor
4144 Views

How to solve Simultaneous Linear Equations, e.g. (4x + 5y = 17) and (3x + 2y = 4)

Explain how linear simultaneous equations with two variables ("unknowns") differ from single linear equations with two variables. Explain that a single linear equations have multiple, and indeed...

HB
Answered by Henry B. Maths tutor
4284 Views

Express (7+ √5)/(3+√5) in the form a + b √5, where a and b are integers.

(7+ √5)/(3+√5)Here, the denominator is not rational - (numbers like 2 and 3 are rational). A number with an irrational denominator isn't incorrect, it just isn't in the simplest form it can be in.To ratio...

OG
18910 Views

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