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Edexcel IGCSE Math A Foundation 2.1 Use of Symbols Questions

Use this symbol-skills page to simplify powers, combine algebraic terms and interpret letters as variables before moving into formulae or equations.

Syllabus
First assessment 2018
Course
Math A 4MA1
Level
Foundation

Exam points

  • Simplify algebraic products and powers such as brackets, repeated variables and indices.
  • Use index laws with multiplication, division, powers, zero indices and fractional powers.

Covered syllabus points

2.1.A Symbols in equations, expressions and formulae2.1.B Generalised arithmetic rules in algebra2.1.C Integer index notation2.1.D Index laws

Question 1

[Maximum number: 2]

Here is a number machine.

Figure for Question 1 — Edexcel IGCSE Math A Foundation

When the input is 7 the output is 60

Here is a different number machine.

Figure for Question 1 — Edexcel IGCSE Math A Foundation

The input is x

Write down an expression, in terms of x, for the output.

Question 2

[Maximum number: 2]

Question (a)

(a)

Simplify c×c×cc \times c \times c

[ 1 ]

Question (b)

(b)

Simplify 12d×3e12 d \times 3 e

[ 1 ]

Question 3

[Maximum number: 2]

Question (a)

(a)

Simplify a6×a10a^{6} \times a^{10}

[ 1 ]

Question (b)

(b)

Simplify c30÷c12c^{30} \div c^{12}

[ 1 ]

Question 4

[Maximum number: 1]

Simplify 12d×3e12 d \times 3 e

Question 5

[Maximum number: 1]

Simplify c×c×cc \times c \times c

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