Question

СРОЧНО!!!!ПОМОГИТЕ !!!!30 б!!!

Answer 1

$x^{2} +6x-27=1\\\\x^{2}+6x-27-1=0\\\\x^{2} +6x-28=0\\\\D=6^{2}-4*(-28)=36+112=148=(2\sqrt{37})^{2} \\\\x_{1}=\frac{-6+2\sqrt{37}}{2}=-3+\sqrt{37}\\\\x_{2}=\frac{-6+2\sqrt{37} }{2}=-3-\sqrt{37}$