Write a rescursive rule for the sequence. Then find a7. an=4n+4. Recursive Formula: A recursive formula is a form that allows you to relate to a term of a sequence with some previous or subsequent term. Through these formulas, from some initial values, we obtain the rest ...
The series {eq}\displaystyle \sum\limits_{n=1}^\infty \dfrac{ 4}{n^2 + 4n} {/eq} can be rewritten as {eq}\displaystyle 4\sum_{n=1}^\infty...
A.record记录; B.rule规则;C.spirit精神;D.silence沉默。 句意:但是随着时间的流逝,他们意识到自己的伤人 的话好像在欺负人,似乎正在慢慢摧毁Todd的心 态。 根据上下文可知,两个男孩意识到自己的嘲笑 和伤人的话语在消磨Todd的心志 , "spirit"(心灵,心态)符合文意,故选C项。 (8)A.考查动词及语境...
30. plus 中文意思:而且;此外;加号;优势;加;另加 英语释义: Also; in addition. The sign (+) used to show addition. An advantage or good point. To add. With the addition of. 31. function 中文意思:功能;作用;机能;起作用;正常工作;运转 ...
pl--plate, plane, place, plus, plan sl--sled, sleep, slow, slide, slim 带有r的字母组合br--bridge, break, brave, brown, bread cr--crab, crack, crop, crown, creek dr--dress, drag, drink, drive, drop fr--...
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quiet early rule make sure until with advice twelve follow polite We are going to hold a talk on good table manners. The purpose of the talk is to teach students some 1 for eating. It will take place at 10 a. m. on the 2 of May at the school hall. There will be a lot of ...
1. Why are the numbers mentioned in paragraph 2? A.To illustrate the variety of food. B.To represent the evolutionary rule of pandas. C.To describe the changes of living environment. D.To show the ineffectiveness of digestive system.2. What caused pandas’ change in diet? A.The low-...
8 B Space used by each relationship related to a particular node (both incoming and outgoing). Primitive 24 B Size of a primitive property value. String 64+B Size of a string property value. 64 + 2*len(string) B(64 bytes, plus two bytes for each character in the string). ...
Describe in words the translation of X represented by the translation rule T < -7, -8 > (X). A. 7 units to the right and 8 units up B. 8 units to the left and 7 units up C. 7 units to the right and 8 units...