Bernardo and Ogechi were asked to find an explicit formula for the sequence 1,8,64,512,…, where the first term should be h(1).Bernardo said the formula is h(n)=1×8(n−1), andOgechi said the formula is h(n)=8×1(n−1).Which one of them is right?Choose 1 answer:(A) Only Bernardo(B) Only Ogechi(C) Both Bernardo and Ogechi(D) Neither Bernardo nor Ogechi Get tutor help
Find an explicit formula for the geometric sequence −8,−40,−200,−1000,…. Note: the first term should be c(1).c(n)= Get tutor helpMohamed and Li Jing were asked to find an explicit formula for the sequence −5,−25,−125,−625,…, where the first term should be g(1).Mohamed said the formula is g(n)=−5⋅5n, andLi Jing said the formula is g(n)=−5⋅5n−1.Which one of them is right?Choose 1 answer:(A) Only Mohamed(B) Only Li Jing(C) Both Mohamed and Li Jing(D) Neither Mohamed nor Li Jing Get tutor helpKhaled and Wilma were asked to find an explicit formula for the sequence 1,3,9,27,…, where the first term should be f(1).Khaled said the formula is f(n)=1×3(n−1), andWilma said the formula is f(n)=1×3(n).Which one of them is right?Choose 1 answer:(A) Only Khaled(B) Only Wilma(C) Both Khaled and Wilma(D) Neither Khaled nor Wilma Get tutor helpWang Lei and Amira were asked to find an explicit formula for the sequence 30,150,750,3750,…, where the first term should be g(1).Wang Lei said the formula is g(n)=30⋅5(n−1), andAmira said the formula is g(n)=6⋅5n.Which one of them is right?Choose 1 answer:(A) Only Wang Lei(B) Only Amira(C) Both Wang Lei and Amira(D) Neither Wang Lei nor Amira Get tutor helpManoj and Shira were asked to find an explicit formula for the sequence −9,−27,−81,−243,…, where the first term should be h(1).Manoj said the formula is h(n)=−9⋅3(n−1), andShira said the formula is h(n)=−3⋅3(n−1).Which one of them is right?Choose 1 answer:(A) Only Manoj(B) Only Shira(C) Both Manoj and Shira(D) Neither Manoj nor Shira Get tutor helpFind an explicit formula for the geometric sequence21,−4,32,−256,…Note: the first term should be a(1).a(n)= Get tutor helpRakesh and Tessa were asked to find an explicit formula for the sequence 100,50,25,12.5,…, where the first term should be f(1).Rakesh said the formula is f(n)=100(21)n−1, andTessa said the formula isf(n)=200(21)n. Which one of them is right?Choose 1 answer:(A) Only Rakesh(B) Only Tessa(C) Both Rakesh and Tessa(D) Neither Rakesh nor Tessa Get tutor helpFind an explicit formula for the geometric sequence 12,24,48,96,….Note: the first term should be b(1).b(n)= Get tutor helpFind an explicit formula for the geometric sequence −25,−50,−100,−200,…. Note: the first term should be d(1).d(n)= Get tutor helpHiroki and Mapiya were asked to find an explicit formula for the sequence 125,25,5,1,…, where the first term should be f(1).Hiroki said the formula is f(n)=625⋅(51)n, andMapiya said the formula is f(n)=125⋅(51)n.Which one of them is right?Choose 1 answer:(A) Only Hiroki(B) Only Mapiya(C) Both Hiroki and Mapiya(D) Neither Hiroki nor Mapiya Get tutor helpWrite an equation to describe the sequence below. Use n to represent the position of a term in the sequence, where n=1 for the first term.9,18,36,…Write your answer using decimals and integers.an=_____(_____)n−1 Get tutor helpWrite an equation to describe the sequence below. Use n to represent the position of a term in the sequence, where n=1 for the first term.9,18,36,…Write your answer using decimals and integers.an=_____(_____)n−1 Get tutor help
