Question

помогите с 1-ым и 2-ым))))

Answer 1

1) 6y/x × x/24y = 6yx/24yx = 6/24 = 1/4 = 0,25
2) x^4y/28a × (-7a/x^3y6) = -7ax^4y/28ax^3y^6 = -x/4y^5
так вроди