решение: (5x+4)(25x²-20x+16) (6t-1)²-(6-t)(6+t)

Question

решение: (5x+4)(25x²-20x+16)

(6t-1)²-(6-t)(6+t)

Answer 1

(5x+4)(25x²-20x+16)=(5х)³+4³=125х³+64    (6t-1)²-(6-t)(6+t) =36t²-12t+1-(36-t²)=36t²-12t+1-36+t²=37t²-12t-35