Question

ПОМОГИТЕЕЕ
3x^2=51
y^2-3=61

Answer 1

$1)3 {x}^{2} = 51 \\ {x}^{2} = 51 \div 3 \\ {x}^{2} = 17 \\ x1 = \sqrt{17} \\ x2 = - \sqrt{17} \\ 2) {y}^{2} - 3 = 61 \\ {y}^{2} = 64 \\ y1 = 8 \\ y2 = - 8$