Question

1) (a+2b)(a^2-ab+4b^2)
2) (24x^2y+18x^3)÷(-6x^2)
3) 24^2-11^2/49^2-36^2
Надо срочно!!

Answer 1

1) a^3+8b^3 3)(24-11)(24+11)/(49-36)(49+36)= 13*35/13•85=35/85=7/17