bài tập lũy thừa - 3
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BÀI TẬP LŨY THỪA*
1) So sánh các lũy thừa sau:
a) và
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b) và
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c) và
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d) và
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e) và
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g) và
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h) và
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Tên:………………………………
Ngày:…………………………….
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2) Tìm x biết:
a)
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b)
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c)
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3) Tìm giá trị của biểu thức
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4) Tìm chữ số tận cùng của các tổng hoặc hiệu sau:
a) 3.5.7.9.11+3
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b) 2.3.4.5.6 – 3
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5) Tìm chữ số tận cùng của các lũy thừa sau:
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