Xiao Ming and Xiao Liang are both about 1.6 times 10 of 2 cm square. Can Xiao Ming be 9cm higher than Xiao Liang
It's possible~
Because, it is about 160cm. So, it may be obtained by rounding method -- Xiaoliang 155cm, Xiaoming 164CM
RELATED INFORMATIONS
- 1. 1. If two of the univariate quadratic equations 2x ^ 2-mx + 4 = 0 are x1, X2 and satisfy x2 / X1 + X1 / x2 = 2, the value of M is 2. Let X1 and X2 be the two roots of the equation x ^ 2-x-1 = 0. (1)x1^2x2+x1x2^2 (2)(x1-x2)^2 (3)(x1+1/x2)(x2+1/x1)
- 2. High school mathematics problem: the equation about X: the square of X - 2mx + the square of 2m - 1 = 0, have at least one negative root, find the value range of M Hurry!
- 3. If M and N are integers and (MX + a) (x-3a) = 3x ^ 2 + nax-3a ^ 2, find the value of M and n
- 4. Given that the fourth power of - M + the second power of 4m + the nth power of 2, the second power of M + the nth power of 2 + 5 = 0, and m and N are positive integers, find the value of M and N? There are points. Come and get them!
- 5. It is known that: m power of 2 = a, n power of 2 = B (m, n are positive integers), then m power + n power of 2 = what
- 6. When n is a positive integer, is the value of square + N + 11 of N necessarily prime?
- 7. M-M Λ - 1 = 3, then M & #178; Λ - 2 =,
- 8. Factorization factor (M + n) & #178; - 3 (M + n) + 9 / 4
- 9. Eight problems of factoring in Mathematics (m+n)²-n² 49(a-b)²-16(a+b)² (2x+y)²-(x+2y)² 1/3m²-3n² (a+b)²-(a-b)² (9a+4b)²-(3a-b)²
- 10. 1. If we decompose X & # 178; - 8x + m into (X-5) (x + n), we can find the value of M and N. 2. We know that M & # 178; + n & # 178; + 6m-10n + 34 = 0 The values of (M + n) ² (m-n) ² - (m-n) (M + n) (M & #178; + n & #178;)
- 11. The height of both students is about 1.6 × 102 cm, but a says he is 9 cm higher than B. is it possible? If possible, please give examples; if not, please give reasons
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- 14. What is the motion of the earth around the sun? What is its cycle? What is its average distance from the sun
- 15. How many times the mass of the sun is that of the earth? this is it!
- 16. The speed of the earth around the sun is about 11000km / h, and the speed of sound in the air is about 340m / s
- 17. 9. Macro objects are made up of a large number of molecules, which are about the order of magnitude in diameter_____ m.
- 18. How many nanometers is the diameter of the molecule?
- 19. A what does a full stop mean? It should be an order of magnitude in physics, but I don't know how much
- 20. How many times the mass of the sun is that of the earth?