Maths unit A:Fractional indices

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  • Created by: rvsn
  • Created on: 16-11-14 19:52
What does the denominator do in the fractional indice?
It acts as the root of the number
1 of 6
What does the numerator do in the fractional indice?
It acts as the power
2 of 6
Simplify 16^3/4
=4 root of 16, =2^3, =8
3 of 6
Simplify 4^(-(5/2))
= 1/(root of 4), =1/(2^5), =1/32
4 of 6
Simplify (x^3/2 x x^5/2)/x^-4
=x^8/2/x^-4 =x^4/x^-4 = x^4--4 =x^8
5 of 6
Evaluate (25/36)^-3/2
=(36/25)^3/2 =root of (36/25) =(6/5)^3 =216/125 =1 91/125
6 of 6

Other cards in this set

Card 2

Front

What does the numerator do in the fractional indice?

Back

It acts as the power

Card 3

Front

Simplify 16^3/4

Back

Preview of the front of card 3

Card 4

Front

Simplify 4^(-(5/2))

Back

Preview of the front of card 4

Card 5

Front

Simplify (x^3/2 x x^5/2)/x^-4

Back

Preview of the front of card 5
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