A function relates an input to an output. It is like a machine that has an input and an output. And the output is related somehow to the input.
If h is a function defined over the set of all real numbers and h(x- 4) =6x^2+ 2x + 10, then which of the following defines h(x)? () A. h(x)=6x^2-2x+114 B. h(x)=6x^2-46x+98 C. h(x)=6x^2+2x+98 D. h(x)=6x^2+50x+114 相关知识点: 试题来源: 解析 D ...
a set of keys后接的是is。A set of keys看成是一个整体“一串”,用“串”来表示“量”，所以用单数。a set of keys指一套钥匙，一对等。都表单数概念,所以后边的动词用单数。要说“两串钥匙”，就是two sets of key。My mom gave me a set of keys。我妈妈给了我一串钥匙。单数就是一...
在英文表述中，"a set of keys" 后接 "is"。"Set of keys" 被视为一个整体，"串" 来代表"量"，因此使用单数形式。所以，"a set of keys" 指的是一套钥匙，一对等，都表现出单数概念，后续动词使用单数形式。提及"两串钥匙"时，应表述为 "two sets of keys"。句中提及 "My mom gave ...
Description: The principle of ssh transfer is to use the forwarding function of ssh, that is, after you connect to ssh, you can access the target address through ssh proxy. Suppose there is: vps IP is 2.2.2.2, ssh port is 22, ssh username is: user, ssh user password is: demo The ...
关于数学中的英文表述If A is a subset of a set X, the indicator of A is the function IA: X->R defined byIA(x):= 1 if x属于 AIA(x):= 0 if x 属于 X, x 不属于 A有时我们把此函数表示为一个值为1的常函数以上是我在topo
If you encounter some commands when you use the free version to execute some commands, a prompt similar to the following xxx parameter does not exist, indicating that this parameter is a function of the commercial version. err: unknown long flag '-a' Comparison between the features of the fr...
a set of books 后面用is,不用are.a set of这个短语的意思是：一一套，一串，一组，一副，……在a set of这个短语中，强调的是“a”而不是a set of 后面跟的名词，如是是复数，就是：two sets of, three sets of , many sets of.…类似的短语还有：a pair of …,two pairs of…a ...
A function refers to a specific type of mathematical relationship that maps one set of inputs, known as the domain, to a corresponding set of outputs, known as the range. In simpler terms, a function takes an input value and produces a unique...
A set of keys is on the desk. 有串钥匙在桌子上。Stranger: Excuse me, did you see a set of keys? 陌生人：你好，你看到一串钥匙了吗?et的用法 动词 set的基本意思是“放，搁”，指为了明确的目的而将某人或某物放在一个特定的位置或使其处于某种状态。引申可指“使凝固，使变坚固”“...