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1.1.1 Proof

1.1.1 Proof

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Question 2

Let x>0x>0x>0, a>0 a>0\,a>0 and a≠1a\ne1a=1. Let k k\,k be a real number for which xk x^k\,xk is defined.

Starting from the definition of a logarithm, prove that log⁡a(xk)=klog⁡ax\log_a(x^k)=k\log_a xloga​(xk)=kloga​x.

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1.1.1 Proof Questions

  1. A Level
  2. /Maths
  3. /1.1.1 Proof

8 exam-style questions on WJEC A Level Maths 1.1.1 Proof. Each one has a worked solution and a mark scheme showing where the marks go.

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