Jamb Mathematics Questions
Question 6:
factorize m\(^3\) - m\(^2\) + 2m - 2
- A (m2 + 1)(m - 2)
- B (m - 1)(m + 1)(m + 2)
- C (m - 2)(m + 1)(m - 1)
- D (m2 + 2)(m - 1)
Question 7:
The angles of a quadrilateral are 5x-30, 4x+60, 60-x and 3x+61.find the smallest of these angles​
- A 5x - 30
- B 4x + 60
- C 60 - x
- D 3x + 61
Question 8:
What is the n-th term of the sequence 2, 6, 12, 20...?
- A 4n - 2
- B 2(3n - 1)
- C N2 + n
- D N2 + 3n + 2
Question 9:
If the binary \(\ast\) is defined by m \(\ast\) n = mn + m + n for any real number m and n, find the identity of the elements under this operation
- A E = 1
- B E = -1
- C E = -2
- D E = 0
Question 10:
Factorize completely 81a\(^4\) - 16b\(^4\)
- A (3a + 2b)(2a - 3b)(9a2 + 4b2)
- B (3a - 2b)(2a - 3b)(4a2 - 9b2)
- C (3a - 2b)(3a + 2b)(9a2 + 4b2)
- D (6a - 2b)(8a - 3b)(4a3 - 9b2)