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Mathematics
02.11.2020 19:10
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x= { x E N / 0 A;B C x A giao B={ 4; 6; 9 } A hợp { 3; 4; 5}={ 1;3;4;5;6;8;9} B
x= { x E N / 0 A;B C x
A giao B={ 4; 6; 9 }
A hợp { 3; 4; 5}={ 1;3;4;5;6;8;9}
B hợp { 4;8}= { 2;3;4;5;6;7;8;9}
tìm A=?
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sairaanwar67
4,9(6 marks)
i dont know
Step-by-step explanation:
zenzen24
4,6(84 marks)
The approximate length of rod PR is 15.23 I used the Pythagorean theorem. 6^2+14^2 approximately 15.23.
The approximate length of rod QR is 7.75 I used the Converse of the Pythagorean theorem. 16^2-14^2=x^2 x=QR. x=7.75 QR=7.75.
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