Question

factorise a ^2-2a+4​

Answer 1

The answer is given below

Answer 2

Answer:

actually you cannot factorise this

because you will get imaginary roots as the answer.

because

b^2 - 4ac = -2^2 - 4*1*4=4-16= -12

root of -12 will result in imaginary numbers.

PLEASE MARK BRAINLIEST.........!!!!!!