The little brother from Santiago was given a ball with 1000 cubes of the same size to stack- Use 729 cubes to build a large cube. How many cubes tall is it? How do you find out? b- Can you make another cube using all the cubes that you have left? How do you realize? Help me pls

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no