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It supports mathematical functions (including trigonometric functions).
Current location：Mathematical operation > History of Mathematical Computation > Answer
Overview: 1 questions will be solved this time.Among them
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation 20*19*18*17*16*15*14*13*12*11/(10*9*8*7*6*5*4*3*2)*(0.7)^10*0.3^10 .
Question type: Mathematical calculation
Solution:
20*19*18*17*16*15*14*13*12*11/(10*9*8*7*6*5*4*3*2)*(0.7)^10*0.3^10
=20*19*18*17*16*15*14*13*12*11/3628800*(0.7)^10*0.3^10
=20*19*18*17*16*15*14*13*12*11/3628800*0.7^10*0.3^10
=20*19*18*17*16*15*14*13*12*11/3628800*0.0282475249*0.3^10
=20*19*18*17*16*15*14*13*12*11/3628800*0.0282475249*0.0000059049
=380*18*17*16*15*14*13*12*11/3628800*0.0282475249*0.0000059049
=6840*17*16*15*14*13*12*11/3628800*0.0282475249*0.0000059049
=116280*16*15*14*13*12*11/3628800*0.0282475249*0.0000059049
=1860480*15*14*13*12*11/3628800*0.0282475249*0.0000059049
=27907200*14*13*12*11/3628800*0.0282475249*0.0000059049
=390700800*13*12*11/3628800*0.0282475249*0.0000059049
=5079110400*12*11/3628800*0.0282475249*0.0000059049
=60949324800*11/3628800*0.0282475249*0.0000059049
=670442572800/3628800*0.0282475249*0.0000059049
=184756*0.0282475249*0.0000059049
=5218.89971*0.0000059049
=0.030817
Answer:20*19*18*17*16*15*14*13*12*11/(10*9*8*7*6*5*4*3*2)*(0.7)^10*0.3^10=0.030817