Loading [MathJax]/jax/output/CommonHTML/fonts/TeX/fontdata.js

User interface language: English | Español

Date May 2017 Marks available 5 Reference code 17M.1.hl.TZ2.1
Level HL only Paper 1 Time zone TZ2
Command term Find Question number 1 Adapted from N/A

Question

Find the term independent of x in the binomial expansion of (2x2+12x3)10.

Markscheme

attempt at binomial expansion, relevant row of Pascal’s triangle or use of general term with binomial coefficient must be seen     (M1)

term independent of x is (104)(2x2)6(12x3)4 (or equivalent)     (A1)(A1)(A1)

 

Notes:     x’s may be omitted. Also accept (106) or 210.

 

=840     A1

[5 marks]

Examiners report

[N/A]

Syllabus sections

Topic 1 - Core: Algebra » 1.3
Show 41 related questions

View options