Question

Solve 2x^2+x+4=0 by completing the square

Answer 1

Answer:

$2x {}^{2} + x + 4 = 0 \\ \frac{b + - \sqrt{b {}^{2} - 4ac } }{2a} \\ \frac{2 + - \sqrt{2 {}^{2} - 4 \times 2 \times 4 } }{2 \times 2} \\ \frac{2 + - \sqrt{4 - 32} }{8} \\ \frac{2 + - \sqrt{28} }{8}$

Step-by-step explanation:

answer is that question by a u abhi