Tolong dijawab ya woiiiiiiiiiiiiiiiiiiiii

Tolong dijawab ya woiiiiiiiiiiiiiiiiiiiii

1)salah yg bnr
${4a}^{2} - 12ab + {9b}^{2}$ // = (2a-3b)'2 = (2a)'2 -2x2ax3b+(3b)'2 = 4a'2-12ab+9b'2

2)
$frac{ {36x}^{6} - {12x}^{3} + 1 }{ {4x}^{4} }$

3)
$frac{1}{2} times (5x + 1)$

4)
$frac{2x + 9}{6}$

5)
$x = - 10$
Semoga membantu..