


Trong tích 9(x+28), thừa số 9 có thể bằng 0 không?
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- Deliver to United States » Shipping Policy «
- - Shipping Cost: $5.99
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- Eligible for » Returns & Refund Policy « within 30 days from the date of delivery
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9.(x+28)=0
- Phương trình nào đơn giản hơn?
- Giá trị của x thỏa mãn 9.(x+28)=0 là bao nhiêu?
- Có bao nhiêu bước để giải phương trình này?
- Bước đầu tiên là gì?
- Số hạng tự do trong phương trình tương đương là bao nhiêu?
- Nếu nghiệm là x = 28, thì a bằng bao nhiêu?
- Có phương pháp nào khác để giải phương trình bậc nhất không?
- Nếu phương trình là 0.(x+28) = 0, thì y = 0x + 0 = 0.
- So sánh nghiệm này với số âm bất kỳ.
- Phân tích thừa số biểu thức 9(x+28).
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