I:
1: D
2: A
3: D
4: C
5: :D
6: B
II:
Câu 7:
a. (3 + 35 div 2) + (50 mod 9 * 2) = (3 + 17) + (5 * 2) = 20 + 10 = 30
b. (23 mod 3 + 12 > 12 div 3 + 2) and (7 - 3 < 2 * 7 mod 5)
= (6 + 12 > 4 + 2) and (4 < 4)
= (18 > 6) and (4 < 4)
=> True and False
Câu 8:
a. x*x*x + abs(x) + x*y
b. sqr(x) - sqrt(x) + x
Câu 9:
Uses crt;
Var A, x, y: real;
Begin
Clrscr;
Write('Nhap x, y: '); readln(x, y);
A:=2*x*x*x - abs(x) + 3*x*y*y;
Writeln('Ket qua = ',A:2:4);
Readln
End.
