What are the times and items of the polynomial AB2 + 25 in Grade 7 (AB2 is actually the 2nd power of AB, and 25 is the 5th power of 2)

RELATED INFORMATIONS

• 1. AC = (AB2 power + BC2 power) 1 / 2 = 5, ab = 3 m, BC = 4 m How to calculate? Can you write the calculation process
• 2. Given AB = 7, a + B = 6, then the value of polynomial A2B + AB2 is______ ．
• 3. Given AB = 7, a + B = 6, then the value of polynomial A2B + AB2 is______ ．
• 4. If a + B = 6, ab = 7, then the value of A2B + AB2?
• 5. According to the law of conservation of mass, the chemical formula of substance C is () A.A2B B.AB2 C.AB3 D.AB Why C? Who can explain
• 6. According to the law of conservation of mass, in A2 + B2 = 2c, the chemical formula of C can be expressed as A.B_____ ? The first two 2 are subscripts, and the second 2 is the measurement number
• 7. According to the law of conservation of mass: in A2 + B2 = = = 2c, the chemical formula of "C" can be expressed as----
• 8. According to the law of conservation of mass, the chemical formula of C in 2Ab + B2 = 2C is () A. ABB. AB2C. A2BD. A2B2
• 9. About the definition of sulfuric acid,
• 10. Who can put junior three chemistry involved in the chemical formula commonly known as and chemical formula listed one by one! Urgent junior three!
• 11. AB two times the product of the number, is it 2Ab or AB2 or AB 2 square! Please master answer!
• 12. 2 (A2 + AB2) - 2 (a2b-1) - 2ab2-2, branch
• 13. In the reaction A2 + 2ab2 = 4AB, 1g & nbsp; A2 reacts with enough AB2 to produce 5g AB, then the ratio of molecular weight of A2 to AB2 is () A. 3：4B. 4：3C. 1：2D. 2：1
• 14. Let a and B belong to R. compare the relationship between a square + b square + 1 and ab + A + B
• 15. If a > 1, - 1
• 16. Known a
• 17. a> 1, b > 1, and a ≠ B, then the relationship between a and 178; B + AB and 178; and a and 178; + B and 178; is positive
• 18. We know Ab0, and a + B
• 19. Inquiry learning: known a < 0, - 1 < B < 0, try to compare the size of a, AB, AB2
• 20. a>1,-1