Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. NDA
  4. /
  5. Mathematics
  6. /
  7. 2019/2020
  8. /
  9. Q22
Question 22

Which of the following is a perfect square?

  • A.x2-3x-4
  • B.x2+ 9x+ 9
  • C.2x2+2x+2
  • D.x2+2x+1
Objective

Question details

Exam body
NDA
Subject
Mathematics
Year
2019/2020
Question no.
#22
Type
Objective
Previous · Q21Make k is the subject of the formula$m = {2nk}/{p} + {k}/{2p}$ Next · Q23 The quadratic equation whose roots are (x - 3) and (x + 1/3) is

More from this paper

  • Q18The common ratio of a GP is 2. If the 5th term is greater than the 1st term by…
  • Q19Find the standard deviation of the following data: -5,-4,-3,-1,0,1,2,3,4,5
  • Q20Convert 112 3 to base 10
  • Q24What is the highest possible value of ${8}/{1 + x^2}$ if 0 ≤ x ≤ 5?
  • Q25The fifth term in the progression 9, 27, 81, ... is
  • Q26Find the locus of a point which moves such that its distance from the line y = 3…
See all Mathematics 2019/2020 questions
Teacha

Africa's learning & exam readiness platform. Built for students, tutors, and schools.

Platform

  • Courses
  • Mock Exams
  • Past Questions

For You

  • I'm a Tutor
  • I'm a School
  • Pricing

© 2025 Teacha. Built for African learners, tutors, and schools. Teacha is not affiliated with WAEC, NECO, or JAMB. All past questions are sourced from publicly available materials.

Privacy PolicyTerms of UseCookie Policy