Algebra-Geometric and Harmonic Progressions [NDA (National Defense Academy) Mathematics]: Questions 10 - 15 of 15

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Question 10

Appeared in Year: 2012

Question MCQ▾

What is the sum of the series equal to?

Choices

Choice (4)Response

a.

b.

c.

2

d.

Edit

Question 11

Question MCQ▾

What is the sum of the series equal to?

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 12

Appeared in Year: 2018

Question MCQ▾

If up to infinite terms, where , then which one of the following is correct?

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 13

Appeared in Year: 2018

Question MCQ▾

The third term of a GP is 3. What is the product of the first five terms?

Choices

Choice (4)Response

a.

226

b.

216

c.

243

d.

None of the above

Edit

Question 14

Appeared in Year: 2018

Question MCQ▾

If x, x - y and x + y are the angles of a triangle (not an equilateral triangle) such that tan (x - y) , tan x and tan (x + y) are in GP, then what is x equal to?

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 15

Appeared in Year: 2018

Question MCQ▾

If x, , z are in AP; x, 3, z are in GP; then which one of the following will be in HP?

Choices

Choice (4)Response

a.

x, 1, z

b.

x, 4, z

c.

x, 6, z

d.

x, 2, z

Edit