Các câu hỏi tương tự
Kết quả rút gọn biểu thức A là bao nhiêu, biết:
A=73.13+713.23+723.33+733.43+743.53+753.63A=73.13+713.23+723.33+733.43+743.53+753.63
A.
−39−39
B.
−29−29
C.
3939
D.
29
Kết quả của biểu thức là:
Đọc tiếp
Kết quả của biểu thức |
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là:kết quả tìm đc của x trong biểu thức \(\dfrac{-x}{27}\) - 1 = \(\dfrac{2}{3}\) là:
A. 45 B. -45 C. -5 D. -135
kết quả của biểu thức :x(x+1)(x+2)(x+3)với x =-2
Đơn giản biểu thức: x + ( - 2019) - 127 + 2019 + 97 ta được kết quả là:
A. x+30
B. x−30
C. 30
D. 0
Đơn giản biểu thức: x + 1982 + 172 + ( - 1982) - 162 ta được kết quả là:
A. x−10
B. x+10
C. 1
D. x
Đơn giản biểu thức x + 1982 + 172 + (-1982) - 162 ta được kết quả là:
A. x - 10
B. x + 10
C. 10
D. x
Kết quả của biểu thức 16 + 83 + 84 + 7 là:
Kết quả của biểu thức 16+83+84+7 là