Question
(a) $a^2+b^2-4 a b$(b) $(a+b)^2-6 a b$(c) $(a-b)^2-2 a b$(d) $a(a+b)+b(b-2 a)-3 a b$(e) $(a-b) a-b(a-b)-a b$
Step 1
Notice that we can group $a^2$ and $b^2$ together and factor out a negative sign from $-4ab$. Show more…
Show all steps
Your feedback will help us improve your experience
Varsha Aggarwal and 52 other educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Simplify $a^{2}-(2 a-a b)-a(3 b+a)$ $$ \begin{aligned} &a^{2}-(2 a-a b)-a(3 b+a) \\ &\quad=a^{2}-2 a+a b-3 a b-a^{2} \\ &\quad=-2 a-2 a b \text { or }-2 a(1+b) \end{aligned} $$
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD