Question

Middle term splitting:
4x^2+2x+1

Answer 1

Answer:

(2x + 1)(2x + 1)

Step-by-step explanation:

4x^2+2x + 1

4x^2 + (2 + 2)x + 1

4x^2 + 2x + 2x + 1

(4x^2 + 2x) + (2x + 1)

2x(2x + 1)+1 (2x + 1 )

Answer 2

Discrimnent D=

$its \: root \: are \: real \: f \\ dis \: criment(d) = {b}^{2} - 4ac \geqslant 0\\ \: \: \: \: \: but \: here \\ d = 4 - 4 \times 4 \times 1 \\ d = - 12 \\ so \: root \: are \: not \: real$