Question

m10:m2: x5:x4 y18:y6

Answer 1

Формула: $a^m : a^n = a^{m - n}.$

1) $m^{10} : m^2 = m^{10 - 2} = m^8;$

2) $x^5 : x^4 = x^{5 - 4} = x;$

3) $y^{18} : y^6 = y^{18 - 6} = y^{12}.$