Question

solved the equation 2xsquare+13x+2=0​

Answer 1

2x^2 + 13x + 2 = 0

:. X. = [ - b + √ b^2 - 4ac ] / 2a

= [ - 13 + √ 13^2 - 4(2)(2) ] / 2(2)

= [ - 13 + √ 169 - 16 ] / 4

= [ - 13 + √ 153 ]. / 4

= [ - 13 + √ 9 * 17 ] / 4

= [ - 13 + 3 √17 ] / 4