2m Mn of mn-4, where M = 2, n = - 3

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• 1. (16-m ^ 2) ^ 2 + 4 √ m-2n / M + 4 = 0, find the value of √ Mn ^ 2 It's urgent
• 2. Given (m-2) ^ 2 + | 2m-n | = 0, find the value of m ^ 2-MN + 2n ^ 2,
• 3. If M and N are opposite numbers, then the value of 1 / 2m ^ 2 + Mn + 1 / 2n ^ 2 is______
• 4. If the vector 3M + 2n = a.m-n = B, denote Mn with ab
• 5. The value of the known algebraic formula (2x + m) (3x + 2) - NX (x + 3) + 5 has nothing to do with the value of X, so we can find the value of Mn
• 6. (m-2) x octave-x ^ n-1) + 3x + n is a quartic trinomial about X, and we can find the value of Mn
• 7. We know that M is a quadratic trinomial about X, n is a quartic trinomial about X, then Mn is a few times trinomial about X
• 8. It is known that the equation m (4x + 5) + n (3x-4) = 17x-2 about X has infinite solutions
• 9. Solving the equation mnx-n square = mn-m square x with respect to X
• 10. It is known that x = 1, y = - 1 is the solution of the equation Mn + 2ny = 0, x = m, yn is the solution of the equation 3x + y = 7, finding the value of M and N is a process plus There is a wrong number: x = m, y = n, missing an equal sign, now there is nothing wrong! Hee hee,
• 11. m. N is a positive integer, and nm = 120. What is the minimum value of M + n?
• 12. Let m and n be two positive integers, and Mn > k (k is a positive integer greater than 1), and find the minimum value of M + n
• 13. If (3 ^ 8) ^ n = (3 ^ 6) ^ m Mn are all positive integers, then the minimum value of Mn is If (3 ^ 8) ^ n = (3 ^ 6) ^ m Mn are all positive integers, then the minimum value of Mn is
• 14. Given M-N = 8, Mn = 20, find m ^ 2 + n ^ 2 = ();
• 15. Given m 2-MN = 20, Mn-N 2 = - 8, the values of M 2-N 2 + 2 and m 2-2mn + N 2 are obtained
• 16. It is known that m ^ 2-MN = 20, Mn-N ^ 2 = - 12, Finding the values of the algebraic expressions m ^ 2-N ^ 2 and - 2Mn + n ^ 2
• 17. Given m ^ 2-MN = 21, Mn-N ^ 2 = - 12, find m ^ 2-N ^ 2, m ^ 2-2mn + n ^ 2
• 18. If x2-2 (K + 1) x + K2 + 5 is a complete square, then K is equal to______ ．
• 19. If 4 (x square) - x + k is a complete square, what is k equal to
• 20. If n (n ≠ 0) is the x 2 + m X-9 n = 0 root of the equation about X, find the value of M + n