Question

factorise x2 2√3x-45
give answer fast 10 min

Answer 1

you have left sign b/ w x² and 2√3
If it will be + then

x² +5√3x -3√3x -45
x(x +5√3)- 3√3 (x +5√3)
(x +5√3)(x -3√3)
x =-5√3 and x = 3√3

hope it may helps you