Question
What is the HCF of (x4 - x2 - 6) and (x4 - 4x2 + 3) ? (a) x2 - 3 (b) x + 2 (c) x + 3 (d) x2 + 3
More HCF and LCM Questions
- The HCF of two numbers is 12. Which one of the following can never be their LCM?
- The least number which is exactly divisible by 9, 27 and 36 is
- Three numbers a, b and c are co-prime to each other such that ab = 63 and bc = 77. Find the value of (a + b + c).
- If the highest common factor of two numbers is 25, then which of the following may be the least common multiple of the numbers?
- Find the least number of equal sizes square tiles which can be fitted in a rectangular room whose sides are 360 m and 480 m?
- The product of two numbers is 216 and their HCF is 6. What is the LCM of the numbers?
- The HCF of two numbers is 21 and their LCM is 693. If one of the numbers is 63, find the other number and verify that it is a multiple of the HCF.
- Find the greatest number that will divide 250, 375 and 200 without leaving a remainder.
- Find the smallest 4-digit number that is exactly divisible by 14, 20 and 27.
- Ratio of two numbers 4:11 and their LCM is 1980. Find the sum of the given two numbers.
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