Given that the integer part of √ 5 is a and the decimal part is B, find the value of A-1 / b 2-1 / √ 5-2 = √ 5 + 2,

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• 1. Given that the integer part of root 13 is a and the decimal part is B, find the value of ab
• 2. Given that a is the integral part of √ 8 and B is the fractional part of √ 8, find the value of (- a) 3 + (B + 2) 2
• 3. Given that the integer part of 3 + √ 5 is a and the decimal part is B, then B (√ 5 + 2)=---------
• 4. Given that a is the integral part of √ 13 and B is the fractional part of √ 13, find the value of A-B?
• 5. Given that the decimal parts of 6 + radical 11 and 6 - radical 11 are a and B, find the value of ab
• 6. The decimal part of root 2 is a, and the decimal part of root 8 is B. find AB + A + B ∵ radical 9
• 7. Let the integer part of root 7 be a and the decimal part be B, and find the value of B (a + root 7)
• 8. Given that the integral parts of 3 + 5 and 3-5 are a and B respectively, then a + B = 1___ ．
• 9. Let the fractional part of 5 - √ 3 be a and the integral part be B, then a = (), B = ()
• 10. Let the integral part of 1 (3 - √ 5) be a and the decimal part be B. find A-1 / b
• 11. Given that the integer part of √ 5 is a and the decimal part is B, find the value of a (√ 5-b)
• 12. What are the integer and decimal parts of root 51! As above
• 13. It is known that the integer part of 2-radical 7 is a and the decimal part is B. try to find the value of B (AB + 6)
• 14. What are the integer part of 2-radical 3 and the decimal part of 2 + radical 3
• 15. If (1 + cos2a) / Sina = 2, then cosa Sina=
• 16. It is known that → a = (COSA, Sina), → B = (CoSb, SINB), 0 is less than B, less than a, less than Pai (1) If | → a - → B | = radical 2, prove: → a perpendicular to the foot → B. (2) let → C = (0,1), if → a + → B = → C, find the value of a and B
• 17. It is proved that sinc = Sina + SINB / cosa + CoSb To be more specific, I'm just beginning to learn it. I can't get around it. Don't cross too many troublesome steps~ thank you
• 18. It is proved that sin2a / (1 + Sina + COSA) = Sina + cosa-1
• 19. （2010-1）+（2000-2）+（1999-3）+.+（1002-1000）
• 20. If (a + 1) & # 178; + | B + 1 | = 0, what is a ^ 2002 + B ^ 2003?