Question

(5的4次方*3的33次方-5的3次方*3的平方+5的平方*3)/15求过程

Answer 1

(5^4*3^3-5^3*3^2+5^2*3)/15

=5^3*3^2-5^2*3+5

=125*9-25*3+5

=1055.