A new operation is defined: A & B = A / 2 + B / 4, 3 & B = 4, B =?

RELATED INFORMATIONS

• 1. Let the solution set of inequality x2-2ax + A + 2 ≤ 0 be m. if M ⊆ [1,4], then the range of real number a is______ ．
• 2. A new operation "⊕" is defined for any rational number x and y as follows: X ⊕ y = x2-y. if | A-3 | + (B + 2) 2 = 0, then a ⊕ B=___ ．
• 3. A new operation is defined by "$" and "&": for any rational number, a $B = a, a & B = B, for example, 3 $2 = 3, 4 & 6 = 6 Define a new operation with "$" and "&": for any rational number, a $B = a, a & B = B, for example, 3 $2 = 3, 4 & 6 = 6, then what is the value of (2007 $2008) $(2006 $2005),
• 4. If a new operation is defined as m · n = M-N / m · n, find the value of 3 * (- 2) * 5
• 5. D.h.m.of time
• 6. If a new operation is defined as a ⁃ B = AB (1-ab), the value of one sixth of [3 ⁃ - 2] ⁃ is calculated
• 7. On the equation of X (M + 1) the square of X + (1 + 2x) M = 2 when m is a value, the equation has two unequal real roots and the equation has two equal real roots
• 8. Given that x, y satisfy x 2-y 2 = 2XY, find the value of X − y x + y
• 9. X squared - x = 132, I'm too lazy to calculate,
• 10. I can't work out a few math problems The chart on the right shows the air quality of 319 cities monitored in 2004: 41.4% of them are inferior to grade 3, and 37.3% of them are better than grade 2 Tulong
• 11. If real numbers a, B and C satisfy a ^ 2 + B ^ 2 + C ^ x = 667, then the maximum value of algebraic formula (a-b) ^ 2 + (B-C) ^ 2 + (C-A) ^ 2 is
• 12. Please judge the square of a - 2A + 3 and - 2A + 3
• 13. 3 hours 45 minutes = () hours, 8200 ml = () hours, 1.6 square kilometers = () liters () ml
• 14. 15 cubic meters = () liter is equal to () milliliter one and three molecule one hour = () minute 13000 square meters = () hectare
• 15. （1-1/2）*（1+1/2）*（1-1/3）*（1+1/3）*（1-1/4）*（1+1/4）*.*（1+1/2004）*（1-1/2004）
• 16. Calculation 1-2 + 3-4 + 5-6 +... - 2004 + 3005=
• 17. Add, subtract, multiply, divide and parentheses to make the equation true 4 4 4 4=0 4 4 4 4=1 4 4 4 4= 5 4 4 4 4= 9 4 4 4 4=24 4 4 4 4=24 4 4 4 4=28 4 4 4 4=68
• 18. Add, subtract, multiply and divide brackets in the following formula to make the equation true 9 9 9 9 9＝19
• 19. Add brackets where appropriate to make the equation true 1+2*3+4*5+6*7+8*9=505 (Note: * "is a multiply sign)
• 20. Add brackets where appropriate in the following formula to make the equation hold. 8 + 36 / 4-2 * 5-1 = 109