Skip to content

Course home

Sign up

Algebraic Expressions

EasyMedium
123456789101112131415161718192021222324252627282930313233343536
Question 9

Given y=2xy = 2^xy=2x

a.

Express 4x 4^x\,4x in terms of yyy.

[2]
b.

Hence, or otherwise, solve 4x−3(2x)+2=04^x - 3(2^x) + 2 = 04x−3(2x)+2=0

[3]
Markscheme

Algebraic Expressions Questions

  1. A Level
  2. /Maths
  3. /Algebraic Expressions

233 exam-style questions on Edexcel A Level Maths Algebraic Expressions, covering 1.1 Index Laws, 1.2 Expanding Brackets, 1.3 Factorising, 1.4 Negative and Fractional Indices, and 1.5 Surds. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank