For all x,  (2x – 3)(x + 5) = ?


 
 
How do you square this?
(√3+√5)²
 
 
Multiply:
(5√3 - 15√5)(2√3 + 6√5)
 
 
How do you multiply these:
(9 + √10)(9 - √10)
 
 
How do you multiply:
(x + 11)(x – 11)

 
 
How do you  multiply these with the foil method?
(-3t - 5v)(-4t - 4v)