2 + 2 + 2 x 2 + 2 x 3
= 2 x 2 + 2 x 2 + 2 x 3
= 2 x ( 2 + 2 + 3 )
= 2 x 7
= 14
2 + 2 + 2 x 2 + 2 x 3
= 2 + 2 + 4 + 6
= 4 + 10
= 14
~Chúc bạn học tốt~
2 + 2 + 2 x 2 + 2 x 3
= 2 x 1 + 2 x 1 + 2 x 2 + 2 x 3
= 2 x ( 1 + 1 + 2 + 3 )
= 2 x 7
= 14
2 + 2 + 2 x 2 + 2 x 3
= 2 x 2 + 2 x 2 + 2 x 3
= 2 x ( 2 + 2 + 3 )
= 2 x 7
= 14
2 + 2 + 2 x 2 + 2 x 3
= 2 + 2 + 4 + 6
= 4 + 10
= 14
~Chúc bạn học tốt~
2 + 2 + 2 x 2 + 2 x 3
= 2 x 1 + 2 x 1 + 2 x 2 + 2 x 3
= 2 x ( 1 + 1 + 2 + 3 )
= 2 x 7
= 14
2x2+2x2+2-2x2=?
2x2+2x2+2-2x2=?
2x2+2x2+2-2x2 = ?
10:2x3+6-2=?
720 :[X +2 x X +3] =2x3
Bài 1:tính giá trị biểu thức
528+216:2x3. 6546:2-(32x3)
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Tìm X biết 720:(X x 2 + X x 3) = 2x3
tìm X :
720 : ( X x 2+ X x 3)= 2x3
2+2x2+3x0+12345x0
câu này dễ lắm