3.試求
之值為何?
(A)98
(B)100
(C)102
(D)104
答案:登入後查看
統計: A(653), B(62), C(54), D(10), E(0) #2490989
統計: A(653), B(62), C(54), D(10), E(0) #2490989
詳解 (共 5 筆)
#4327063
√97*101-2*99+5
根號內一樣先乘除,後由左邊算到右邊
√9797-198+5
= √9604
= √98*98
=98
根號內一樣先乘除,後由左邊算到右邊
√9797-198+5
= √9604
= √98*98
=98
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