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. |
Question 11
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. |
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 |
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. |
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 |