There are numbers 4 and 9. Try to write another number so that one of the three numbers is the square root of the product of the other two numbers

Write 6.4 × 9 = 36, ± 36 = ± 6, 6 is a square root of the product of 4 and 9

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1. Given 3 and 6, please write another number so that the square root of one of the three numbers is the product of the other two numbers
2. Does any number have a square root?
3. It is known that the square root of a positive number is 2a, 3 and 1-A
4. Given that the square roots of a positive number are A-3 and 4a-2, what is the value of a? What is the positive number?
5. Given 9 and 16, try to write a number a so that one of the three numbers is the square root of the product of the other two numbers
6. There are two numbers, 16 and 9. Add another number so that the square root of the product of two of them equals the other number, I don't think so. The square root of a number has two positive and negative values. Just adding one number can't satisfy it. For example, the square root of 16 × 9 is equal to plus or minus 12, and adding one number can't hold
7. There are numbers 4 and 9. Try to write another number so that one of the three numbers is the square root of the product of the other two numbers
8. Given 9 and 16, try to write a number a so that one of the three numbers is the square root of the product of the other two numbers. How many numbers can you write
9. There are numbers 4 and 9. Try to write another number so that one of the three numbers is the square root of the product of the other two numbers
10. Satisfy the square root of - 2
11. Write the number of two positive square roots equal to itself
12. The arithmetic square root of 22 / 3 and 49
13. Second order unit matrix square root algorithm Find a second order matrix X, so that its square is equal to the second order identity matrix, please give the algorithm Note: this problem is a numerical method problem, only need algorithm ideas, do not need code, Another problem is as follows: A and B are known matrices of NxN respectively, and finding the unknown matrix of NxN such that axa-xb = I (identity matrix) is also a numerical algorithm The two questions are very similar. They are well done, It's the best way to solve the problem in MATLAB,
14. Which is the function to solve the positive definite equation of coefficient matrix with square root and improved square root in MATLAB?
15. What number can be used for root operation?
16. The square root of a number 2m-6 and 3M + 1, what is the number? How to write the process
17. When the value of K is what, solving the fractional equation 1 / (x + 2) - K / (X-2) = 1-4x / (x ^ 2-4) will produce increasing roots
18. If the fractional equation 3x / X-2 + 5 = 8m / X-2 has an increasing root, then M =?
19. When m is the value, the fractional equation 1 / X-1 + m / X-2 = 2m + 2 / x ^ 2-3x + 2 has an increasing root
20. If the fractional equation 3xx − 1 = MX − 1 has an increasing root, then the value of M is () A. 1B. -1C. 3D. -3