Question

помогите решить
a)x^5*x^6*x^7
б)x^16*x^7:x^8

Answer 1

а) $x^{5}*x^{6}*x^{7}=x^{5+6+7}=x^{18}$
б) $x^{16}*x^{7}:x^{8}=x^{16+7-8}=x^{15}$