Question

СРОЧНО!!!!ПОМОГИТЕ !!!!30 б!!!

Answer 1

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