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1. จงหาผลลัพธ์ในรูปเลขยกกาลังที่มีเลขชี้กาลังเป็นบวก
1. 52
× 25 × 5–9
2. 30
× 243 × 3–23
× 316
= _________________________ = _________________________
= _________________________ = _________________________
= _________________________ = _________________________
= _________________________ = _________________________
3. 1.21 × (1.1)–13
× (1.1)25
× (1.1)7
4. 7–9
× 49 × 715
= _________________________ = _________________________
= _________________________ = _________________________
= _________________________ = _________________________
5. (–2)2m
× (–2)–5m
× (–2)–6m
6. a–11
× a8
× a–17
× a9
= _________________________ = _________________________
= _________________________ = _________________________
= _________________________ = _________________________
7. (3x)–5n
× (3x)–11n
× (3x)25n
8. x–14
× x12
× x–16
× x19
= _________________________ = _________________________
= _________________________ = _________________________
= _________________________ = _________________________
9. –64 × 419
× 4–21
× 418
10. 6.25 × (2.5)–6
× (2.5)0
× (–2.5)8
= _________________________ = _________________________
= _________________________ = _________________________
= _________________________ = _________________________
= _________________________ = _________________________
แบบฝึกหัด เรื่อง การหาผลคูณในรูปเลขยกกาลังที่มีเลขชี้กาลังเป็นบวก
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