Additional Math – Binomial Theorem – Find the first three terms of the expression

Sunday Additional Math Class 4.30pm – Binomial Theorem and Expansion.

The first part of the question is straight forward and easy to do. For the second part of the question, you are required to use the first three terms of the binomial expansion from the first part, find a suitable substitute for x before finding the first three terms of the second expression.

Since

Substituteinto the equation below

Additional Math (AMath) Group Tuition on Sunday at Woodlands. Individual Math Tuition available at Choa Chu Kang, Yew Tee, Yishun and Sembawang.

I am a Math Tutor and a Private School Teacher. I have a Bachelor of Science (Math) (Merit)(Singapore), a Business Degree and I am currently pursuing a Master Degree in Education (Part-Time). I have a total of 21 years experience tutoring secondary school students. I specialize in tutoring Singapore syllabus O-Level Elementary Math (E-Math), Additional Math (A-Math) and Sec 1 and 2 Math. From 2019, I will resume tutoring Combine (Physics/Chemistry) Tuition. Sorry but I will not be teaching Pure Physics and Chemistry.
I offer Small Group Tuition in Woodlands and Johor Bahru. My students reside in the North i.e. Sembawang, Choa Chu Kang, Yishun, Yew Tee and of course Woodlands and Admiralty.