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英语翻译1.If(a)=a(a+1)/2 for all integers a,and b=8,then (b)is()

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英语翻译
1.If(a)=a(a+1)/2 for all integers a,and b=8,then (b)is()
A.36 B.72 C.666 D.1332
2.for a real number a,let(a)denote the maximum integer which does not exceed a.For example,(3.1)=3,(-1.5)=-2,(0.7)=Now let f(x)=x+1/x-1,then (f(2))+(f(3))+L+(f(100))=( )
3.If the equation m(x-1)=2001-n(x-2)for x has infinite roots,then m 的2001次方+的n2001次方=( )
4.We have the following number:7分之12,17分之27,19分之36,29分之54,the maximum number among them is( ),the minimum number is( )
5.The admission price per child at an amusement park is 9分之5Of the admission price per adult.If the admission price for6 adu Its and3 children is 276yuan,then admission price per adultis( ).
A.24yuan B.32yuan C.36yuan D.40yuan
我只要翻译!
英语翻译1.If(a)=a(a+1)/2 for all integers a,and b=8,then (b)is()
1.如果(一) = 1 ( 1 +1 ) / 2的所有整数1 ,和B = 8 ,那么( b )是( )
A.36 B.72 C.666 D.1332
2.for实数1 ,让(一)表示整数的最高不超过a.For例如, ( 3.1 ) = 3 , ( -1.5 ) =- 2 , ( 0.7 ) =现在让函数f ( x ) = x +1 /的X 1 ,然后(女( 2 ) ) + (女( 3 ) ) +1 + (女( 100 ) ) = ( )
3.If方程米(十- 1 ) = 2001年氮(十- 2 ) X具有无穷的根源,然后米的2001年次方+的n2001次方= ( )
4.We有以下一些: 5分之9.7分之12,17分之27,19分之36,29分之54 ,最多其中最重要的是( ) ,最小号码是( )
5 ,门票售价为每名儿童在一个游乐园是9分之5Of接纳价格adult.If接纳价格for6阿杜及其and3儿童二七六元,然后接纳价格adultis ( ) .
A.24yuan B.32yuan C.36yuan D.40yuan