0,75(в -2 степени) - 1,5 (в -3 степени) - (-3)(в нулевом степени) = .... решите пж ^^
0,75=3/4; 1,5=3/2, тогда 16/9-8/27-1=48/27-8/27-1=40/27-1=13/27
0,75^(-2) - 1.5^(-3) -(-3)^0 = (3/4)^(-2) - (3/2)^(-3) - 1 = (4/3)^2 - (2/3)^3 - 1 =
= 16/9 - 8/27 - 1 = (48 - 8 - 27) / 27 = 13/27
Ответ. 13/27
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
0,75=3/4; 1,5=3/2, тогда
16/9-8/27-1=48/27-8/27-1=40/27-1=13/27
0,75^(-2) - 1.5^(-3) -(-3)^0 = (3/4)^(-2) - (3/2)^(-3) - 1 = (4/3)^2 - (2/3)^3 - 1 =
= 16/9 - 8/27 - 1 = (48 - 8 - 27) / 27 = 13/27
Ответ. 13/27