When X -- the square root of 2X-4 denotes the arithmetic square root of 2X-4
That is, the square root is equal to the arithmetic square root
So 2X-4 = 0
x=2
RELATED INFORMATIONS
- 1. How to calculate 321-198 simply The first one,
- 2. Let a and B satisfy the square root of 2A + 8 + | B-3 | = 0 and solve the equation about X
- 3. 321 × 46-92 × 27-67 × 46 simple operation
- 4. Given that a number has two square roots, a + 3 and 2A - 15, find the number
- 5. 5 of 18 * 7 + 8 of 38 * 21-2 of 7 * 18 + 1 of 21 * 38
- 6. If x satisfies 2 / 3 [3 / 2 (x / 4-1) - 2] - x = 2, then does x have a square root? Does X have a cube root? If so, find out the reason separately It's better to be more detailed. It's urgent
- 7. Simple calculation of 8 out of 21 times 25 out of 18 times 63
- 8. Write the program of "input a positive integer m, judge whether it is prime" in C language
- 9. Find a point P on the straight line 3x-2y + 6 = 0 so that the distance from it to a (- 1,1) and B (3,0) is equal
- 10. Point a (- 1, - 2), B (3,6), find point P (x, y) on the straight line L: 3x + 3y-10 = 0, so that the distance difference between point 1 P and point a, B is the largest Answer (- 101 / 6121 / 6) detailed process
- 11. The least common multiple and the greatest common factor of 87 and 38, 44 and 28
- 12. The distance from the number axis to the origin is less than 100 and represents the value of integers. The product of their corresponding numbers is
- 13. The greatest common factor and the least common multiple of 26 and 97
- 14. On the number axis, the number of integer points whose distance from the origin is less than 2, the number of positive integer points which are not more than 2 is y, and the number of integer points which are equal to 2 is Z. find the value of X + y + Z
- 15. There are four numbers a, B, C and D. the least common multiple of AB is 120 and the least common multiple of CD is 160?
- 16. On the number axis, the number of integer points whose distance from the origin is less than 2 is a, the number of integers whose distance from the origin is not more than 2 is B, and the number of integers whose distance from the origin is equal to 3 is C. find the value of a + B + C Please explain
- 17. There are four numbers a, B, C and D. It is known that the least common multiple of a and B is 120, and the least common multiple of C and D is 160. What is the least common multiple of these four numbers?
- 18. On the number axis, the integer whose distance from the origin is less than 2 is X. the number of integer points not greater than 3 is y. The number of integer points equal to 4 is e. find the value of X + y + E
- 19. If there are four numbers a, B, C and D, the least common multiple of a and B is 120, and the least common multiple of C and D is 160 most urgent
- 20. The number of integer points whose distance from the number axis to the origin is less than 2 is x, the number of integer points whose distance is not more than 2 is y, and the number of integer points whose distance is equal to 2 is Z. find the value of X + y + Z