Skip to content

Course home

Using a Calculator

Using a Calculator

EasyMediumHard
12345678910111213141516171819202122232425
Question 10

Work out 122+152−kcos⁡(80) \sqrt{12^2 + 15^2 - k \cos(80)}\,122+152−kcos(80)​ in terms of kkk.

[2]
Markscheme

Using a Calculator Questions

  1. GCSE
  2. /Maths
  3. /Using a Calculator

192 exam-style questions on OCR GCSE Maths Using a Calculator. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank