Question

Розкладіть на множники

Answer 1

$b {}^{9} + a {}^{12} \\ b {}^{3 \times } {}^{3} + a {}^{3 \times4 } \\ (b {}^{3} ) {}^{3} + (a {}^{4} ) {}^{3} \\ ( {b}^{3} + a {}^{4} )(b {}^{6} - a {}^{4} b {}^{3} + a {}^{8} )$