Factoring with Symbols
Identify each expression below as one of the following special factoring patterns:
- Difference of squares
- Perfect square trinomial
- Difference of cubes
- Sum of cubes
Factor each expression.
- \( 9\#^2-4!^2 \)
- \( @^2+6@+9 \)
- \( \sin^2 \beta -\cos^2\beta\)
- \( \Delta^3+\Theta^3 \)
- \( (a-3)^2-8(a-3)+16 \)
- \( 1-\cos^2 \theta \)
- \( 8\Omega^3-125\Psi^3 \)
- \( (x+1)^2-8(x+1)+16 \)