Sequence and Series-Arithmetico - Geometric Progression (KVPY Stream-SA (Class 11) Math): Questions 1 - 2 of 2

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Question number: 1

» Sequence and Series » Arithmetico - Geometric Progression

Appeared in Year: 2012

MCQ▾

Question

If a, b, c, d are positive real numbers such that, a3=a+b4=a+b+c5=a+b+c+d6 , then ab+2c+3d is

Choices

Choice (4) Response

a.

1

b.

12

c.

2

d.

All of the above

Question number: 2

» Sequence and Series » Arithmetico - Geometric Progression

Appeared in Year: 2013

MCQ▾

Question

Let a, b, c, d, e be natural numbers in an arithmetic progression such that a + b + c + d + e is the cube of an integer and b + c + d is square of an integer. The least possible value of the number of digits of c is.

Choices

Choice (4) Response

a.

5

b.

2

c.

4

d.

3

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