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Monday, 02 March 2026
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Mathematics Past Questions and Answers

Jamb Mathematics Questions

Question 16:
The diagram above is the graph of the function f(x). Determine the range of values of x for which f(x) \(\geq\) 0
  • A X \(\leq\) 2
  • B 0 \(\leq\) x \(\leq\) 2
  • C -2 \(\leq\) x \(\leq\) 0, x \(\geq\) 2
  • D X \(\leq\) -2, 0 \(\leq\) x \(\leq\) 2
View Answer & Explanation
Question 17:
If the 7th term of an AP is twice the third term and the sum of the first four terms is 42, find the common difference.
  • A 6
  • B 3
  • C 2
  • D 1
View Answer & Explanation
Question 18:
Find the sum of the first 20 terms of the series 8, 12, 16, ....., 96
  • A 1400
  • B 1040
  • C 960
  • D 920
View Answer & Explanation
Question 19:
An operation * is defined on the set of real numbers by a * b = ab + 2(a + b + 1). find the identity element
  • A 2
  • B 1
  • C -1
  • D -2
View Answer & Explanation
Question 20:
In the diagram above calculate the value of x
  • A 60o
  • B 100o
  • C 120o
  • D 140o
View Answer & Explanation