sat的一些题目有问题Help me!1,If 5.16 is rounded to the nearest tenth and the result is doubled,what is the final result? Be rounded to什么意思啊?2,if 3 more than x is 2 less than 9,what is the value of x?什么叫3more than x 什么
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sat的一些题目有问题Help me!1,If 5.16 is rounded to the nearest tenth and the result is doubled,what is the final result? Be rounded to什么意思啊?2,if 3 more than x is 2 less than 9,what is the value of x?什么叫3more than x 什么
sat的一些题目有问题
Help me!
1,If 5.16 is rounded to the nearest tenth and the result is doubled,what is the final result? Be rounded to什么意思啊?
2,if 3 more than x is 2 less than 9,what is the value of x?什么叫3more than x 什么叫2 less than 9啊?
3 For any real numbers a and b .什么叫real number啊?
sat的一些题目有问题Help me!1,If 5.16 is rounded to the nearest tenth and the result is doubled,what is the final result? Be rounded to什么意思啊?2,if 3 more than x is 2 less than 9,what is the value of x?什么叫3more than x 什么
1.be rounded to blahblah = 四舍五入到XX位.
2.3 more than x = 比x多3的数,即x+3;2 less than 9 = 比9少2的数,即7.
3.real number = 实数.