Ответ:

а) \(1.5^4\cdot3.2=5.0625\cdot3.2=16.2\approx16.20\).

б) \(5.1\cdot4.1^3=5.1\cdot68.921=351.4971\approx351.50\).

в) \(1.3^3\cdot5.4^2=2.197\cdot29.16=64.06452\approx64.06\).

г) \(2.6^4\cdot1.2^3=45.6976\cdot1.728=78.9654528\approx78.97\).

Ответ: а) 16,20; б) 351,50; в) 64,06; г) 78,97.