IP1U4 SWI (Algebraic Identities) Q13

IP1U4 SWI (Algebraic Identities) Q13

IP 1

Expand and simplify

\(\left( -\frac{1}{2}ab^2 - \frac{2}{3}c \right)^2\)
\((-ab^2 - c)^2\)
\((x - 3y)(3y - x)\)
\((a + b + c + d)^2\)

Video Solution:

Video solution locked

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

Create free account Sign in Get 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 account Sign in Get the E Math course · from S$29.98/mo E Math tuition

Create a free account to practise similar questions.

Create free account Sign in Get the E Math course · from S$29.98/mo E Math tuition

Answer:(i) \(\frac14a^2b^4+\frac23ab^2c+\frac49c^2\) (ii) \(a^2b^4+2ab^2c+c^2\) (iii) \(-x^2+6xy-9y^2\) (iv) \(a^2+b^2+c^2+d^2+2ab+2ac+2ad+2bc+2bd+2cd\)

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