Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. JAMB
  4. /
  5. Mathematics
  6. /
  7. 2009
  8. /
  9. Q0
Question 0

If y = 3 cos 4x, dy/dx equals

  • A.6 sin 8x
  • B.-24 sin 4x
  • C.12 sin 4x
  • D.-12 sin 4x
  • E.
Objective

Question details

Exam body
JAMB
Subject
Mathematics
Year
2009
Question no.
#0
Type
Objective
Previous · Q0What is the value of r if the distance between the point (4,2) and (1,r) is 3… Next · Q0 Find the value of sin 45 o - cos 30 o

More from this paper

  • Q0Substract 16418 9 from 18630 9
  • Q0If 55 x + 52 x = 77 10 find X
  • Q0Simplify \(7\frac{1}{12}-4\frac{3}{4}+2\frac{1}{2}\)
  • Q0Evaluate \(\frac{81.81+99.44}{20.09+36.16}\) correct to 3 significant figures.
  • Q0A man bought a second-hand photocopying machine for N34,000. He serviced is at a…
  • Q0A student spent 1 / 5 of his allowance on books, 1 / 2 of remainder on food and…
See all Mathematics 2009 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