If\; x+1/3=3,\; then\; x^3+1/x^3=?
- 19
- 81
- 712
- 438
Explanation: 19
Related posts:
- If the average (arithmetic mean) of 5, 9, k and m is 12, what is the average of k+7 and m?
- What number must be added to each term of the ratio 9:16 to more the ratio 2:3?
- From the salary of a worker, 10% is deducted as house rent, 15% of the rest he spends on children’s education and 10% of the balance he spends on clothes. Now, he is left with Tk. 1377. His salary is
- The ratio of a father’s age to his son’s age is 4:1. The product of their ages is 196. What is the ratio of their ages after 5 years?
