Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. OAU
  4. /
  5. Mathematics
  6. /
  7. 2007/2007
  8. /
  9. Q14
Question 14

Expand the expression (x2 - 2x - 3)(x2 + x + 1).

  • A.x4 - 4x2 - 5x - 3
  • B.-x3 - 4x2 + 5x - 3
  • C.x4 - x3 - 4x2 - 5x - 3
  • D.x^4 - 4x^2 - 5x - 3.
Objective

Question details

Exam body
OAU
Subject
Mathematics
Year
2007/2007
Question no.
#14
Type
Objective
Previous · Q13Z is partly constant and partly varies inversely as the square of d. when d = 1… Next · Q15 Suppose we have matrices A = $[\table;1, -1;2, 3]$ and, B = $[\table;0, 2;4, 3]$…

More from this paper

  • Q10A cone has base radius 4cm and height 3cm. the area of its curved surface is
  • Q113logx + logy = 3. Then, y is
  • Q12If ${x^2}/{a^2} - {y^2}/{b^2}$, then y is
  • Q16The inverse of matrix B is
  • Q17The indefinite integral of the function f(x) = xcosx for any constant k, is
  • Q18Evaluate the integral $∫^2_1(x^2+1/x)dx$
See all Mathematics 2007/2007 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