Question

(3x+8)'2=0
Во второй степени '2

Answer 1

Ответ:

$(3x + 8) {}^{2} = 0 \\ 3x + 8 = 0 \\ 3x = - 8 \\ x = - \frac{ 8}{3} \\ x = - 2 \frac{2}{3}$

Answer 2

Объяснение:

${(3x +8 )}^{2} = 0 \\ 9 {x}^{2} + 48x + 64 = 0 \\ 3x(3x + 16) = - 64 \\ 3x = - 64 \: \: \: \: 3x + 16 = 64 \\ x = \frac{ - 64}{3 } \: \: 3x = 64 - 16 \\x = - 21 \frac{1}{3} \: \: \: 3x = 48 \\ \: \: \: \: \: x = \frac{48}{3} = 16$