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Fractional and Negative Indices

Fractional and Negative Indices

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Question 72

Given that x=2px = 2^px=2p and y=2qy = 2^qy=2q, verify that

i.

2p+q=xy2^{p+q}=xy2p+q=xy

[1]
ii.

22p=x22^{2p}=x^222p=x2

[1]
iii.

2q−1=y2\displaystyle 2^{q-1}=\frac{y}{2}2q−1=2y​

[1]
Markscheme

Fractional and Negative Indices Questions

  1. GCSE
  2. /Maths
  3. /Fractional and Negative Indices

352 exam-style questions on CCEA GCSE Maths Fractional and Negative Indices. Each one has a worked solution and a mark scheme showing where the marks go.

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