Tim Gan Math
Sign up free

Factorising and Cancelling in Rational Expressions

Factorising and Cancelling in Rational Expressions

Secondary 2

Simplify \(\frac{{{a}^{2}}+a-12}{8a+12b}\times \frac{14a+21b}{{{a}^{2}}+2a-8}\).

Video Solution:

Video Solution

Video solution locked

A free account saves your progress; this video needs a course plan.

Create free accountSign inGet the E Math course · from S$29.98/mo

Solution:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs a course plan.

Create free accountSign inGet the E Math course · from S$29.98/moE Math tuition

Create a free account to practise similar questions.

Create free accountSign inGet the E Math course · from S$29.98/moE Math tuition
Answer:\(\dfrac{7(a-3)}{4(a-2)}\)

Need help? Join our E-Maths tuition for O-Level success.

Learn more