O-Level Additional Math

[OK Lor]

Hi Sir,


Thanks for the clarification and kind help.

[Guan Hui]

sry for de wrong ans=) overlook it…

[hot_chocolate]

Hi, just asking, how do I factorise the following sums:


a) a^3 + b^3

b) x^5 + x + 1

Thanks!

[Guan Hui]

a) nothing can be done

b)x(x^4+1) +1??

[OK Lor]

a) (a+b)(a²-ab+b²)

[Guan Hui]

Hi OKlor,

NICE factorization there=)
nv thought of it.=)

[hot_chocolate]

Thanks a lot.

[huaiheanbian]

b) (x^2+x+1)(x^3-x^2+1)

[NormalDistribution]

hot_chocolate:

Hi, just asking, how do I factorise the following sums:


a) a^3 + b^3

b) x^5 + x + 1

Thanks!

your questions seem very out-of-syllabus, are they from IP schools by any chance?

[Eddow]

NormalDistribution:

hot_chocolate:

Hi, just asking, how do I factorise the following sums:


a) a^3 + b^3

b) x^5 + x + 1

Thanks!

your questions seem very out-of-syllabus, are they from IP schools by any chance?

Hi.. the question is not out of syllabus. It's still in the A Maths. I'm a tutor here. hee..