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This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics knowledge and support exam preparation. Choose a topic below to get started.
1. |
Find the sum of series 13+33+53+ ..+113. |
A. | 2556 |
B. | 5248 |
C. | 6589 |
D. | 9874 |
Answer» B. 5248 | |
2. |
Find the sum of series 12+32+52+ ..+112. |
A. | 279 |
B. | 286 |
C. | 309 |
D. | 409 |
Answer» C. 309 | |
3. |
Find the sum of series 63+73+ .. ..+203. |
A. | 43875 |
B. | 83775 |
C. | 43775 |
D. | 43975 |
Answer» B. 83775 | |
4. |
Find the sum of series 62+72+ ..+152. |
A. | 55 |
B. | 1185 |
C. | 1240 |
D. | 1385 |
Answer» C. 1240 | |
5. |
Find the sum to 6 terms of each of the series 2*3+4*6+6*11+8*18+ .. |
A. | 784 |
B. | 882 |
C. | 928 |
D. | 966 |
Answer» E. | |
6. |
Find the sum up to 7th term of series 2+3+5+8+12+ . |
A. | 70 |
B. | 490 |
C. | 340 |
D. | 420 |
Answer» B. 490 | |
7. |
Find the sum of series up to 6th term whose nth term is given by n2 + 3n. |
A. | 91 |
B. | 1284 |
C. | 1183 |
D. | 1092 |
Answer» D. 1092 | |
8. |
Find the sum to n terms of the series whose nth term is n (n-2). |
A. | ( frac{n(n-1)(2n+4)}{6} ) |
B. | ( frac{n(n+1)(2n-5)}{6} ) |
C. | ( frac{(n-2)(2n-5)}{3} ) |
D. | ( frac{n(n+1)(2n-5)}{3} ) |
Answer» C. ( frac{(n-2)(2n-5)}{3} ) | |
9. |
Find the sum 13+23+33+ +83. |
A. | 1225 |
B. | 1184 |
C. | 1475 |
D. | 1296 |
Answer» E. | |
10. |
Find the sum 12+22+32+ +102. |
A. | 325 |
B. | 365 |
C. | 385 |
D. | 435 |
Answer» D. 435 | |
11. |
Find the sum of cubes of first n terms. |
A. | ( frac{n(n+1)}{2} ) |
B. | (( frac{n(n+1)}{2})^3 ) |
C. | ( frac{n(n+1)(2n+1)}{6} ) |
D. | (( frac{n(n+1)}{2})^2 ) |
Answer» D. (( frac{n(n+1)}{2})^2 ) | |
12. |
Find the sum of squares of first n terms. |
A. | ( frac{n(n+1)}{2} ) |
B. | (( frac{n(n+1)}{2})^3 ) |
C. | ( frac{n(n+1)(2n+1)}{6} ) |
D. | (( frac{n(n+1)}{2})^2 ) |
Answer» D. (( frac{n(n+1)}{2})^2 ) | |
13. |
Find the sum of first n terms. |
A. | ( frac{n(n+1)}{2} ) |
B. | (( frac{n(n+1)}{2})^3 ) |
C. | ( frac{n(n+1)(2n+1)}{6} ) |
D. | (( frac{n(n+1)}{2})^2 ) |
Answer» B. (( frac{n(n+1)}{2})^3 ) | |