MATH

Question Prove 1*2+2*3+3*4+4*5+…+n*(n+1) =1/3*n*(n+1)*(n+2) Don’t use induction. I need to know how someone wrote that formula. Answer This…

Question It is asking for the proof for lemma X. According to the discussion in class we know…

Answer k=3n+1/n+2 k = ( 3n^2 + 1 +2n ) /n kn =3n^2 + 1 +2n 3n^2 +…

Question A circular cylinder is to fit inside a sphere of radius 10 cm. Calculate the maximum possible…

Question Is this continuous? How do i check if it is continuous or not? g(x) = e^(1/x) for…

Question 1*2+2*3+3*4+4*5+…+n*(n+1)=1/3*n*(n+1)*(n+2)   Answer   1*2+2*3+3*4+4*5+…+n*(n+1)=? Let S = 1*2+2*3+3*4+4*5+…+n*(n+1) … ( 1) Use. 1 + 2 +…

Question Select the reason that proves this statement. Theorem: If a + c = b + c, then…

Answer Its “deductive”. The idea is that “deductive” arguments means that you “deduced” your conclusion based on earlier…

Question Prove that if a>0, then the absolute value of x < a iff -a<x<a? Answer a >…