class 11 Math Algebra Sequences And Series

Statement 1: The sum of the series $1+(1+2+4)+(4+6+9)+(9+12+16)+......$$+(361+380+400)is8000$.Statement 2: $k=1∑n (k_{3}−(k−1)_{3})=n_{3}$for any natural number n.

(a)

Statement 1 is false, statement 2 is true

(b)

Statement 1 is true, statement 2 is true; statement 2 is a correct explanation for statement 1

(c)

Statement 1 is true, statement 2 is true; statement 2 is not a correct explanation for statement 1

(d)

Statement 1 is true, statement 2 is false

Similar topics

determinants

matrices

binomial theorem

complex numbers and quadratic equations

sequences and series

determinants

matrices

binomial theorem

complex numbers and quadratic equations

sequences and series

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