a) p^(7+4) = p^11б) n^(21-20) = n^1 = nв) (b^4)^17 = b^(417) = b^68д) (a^4)^6 (a^3)^3 = a^(46) a^(33) = a^24 a^9 = a^(24+9) = a^33е) (y^2)^4 y : y^6 = y^(24) y : y^6 = y^8 y : y^6 = y^(8-6) = y^2
a) p^(7+4) = p^11
б) n^(21-20) = n^1 = n
в) (b^4)^17 = b^(417) = b^68
д) (a^4)^6 (a^3)^3 = a^(46) a^(33) = a^24 a^9 = a^(24+9) = a^33
е) (y^2)^4 y : y^6 = y^(24) y : y^6 = y^8 y : y^6 = y^(8-6) = y^2