Cho 2 biểu thức: A = (1-√2)² +√8 +∛-8 và B = 1/x-2 -4/x-4
a. Rút gọn biểu thức A và B
b. Tính...
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Mathematics, 22.07.2021 06:30 Emorej22
Cho 2 biểu thức: A = (1-√2)² +√8 +∛-8 và B = 1/x-2 -4/x-4
a. Rút gọn biểu thức A và B
b. Tính giá trị của biểu thức B khi x=9-4√5
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Answers: 3
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