Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. UI
  4. /
  5. Mathematics
  6. /
  7. 2014/2015
  8. /
  9. Q9
Question 9

Find the square root of 170 - 20√30

  • A.2√10 - 5√3
  • B.3√5 - 8√6
  • C.2√5 - 5√6
  • D.5√5 - 27radic;6
  • E.5√10 - 2√3
Objective

Question details

Exam body
UI
Subject
Mathematics
Year
2014/2015
Question no.
#9
Type
Objective
Previous · Q8Express 130 kilometres per second in metres per hour. Next · Q10 If (25) x-1 = $64(5/2)^6$, then x has the value

More from this paper

  • Q5Assuming log e 4.4 = 1.4816 and log e 7.7 = 2.0142, then the value of log e 1/4…
  • Q6Evaluate (2 0 + 4 -1/2 ) 2
  • Q7Evaluate correct to 4 decimal places 827.51 x 0.015.
  • Q11If a circular paper disc is trimmed in such a way that its circumference is…
  • Q12In base ten, the number 101101 (base 2) equals
  • Q13Simplify ${5^{x}× 25^{x-1}}/{125^{x+1}}$
See all Mathematics 2014/2015 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