Find the value of k if \(\frac{5 + 2r}{(r + 1)(r - 2)}\) expressed in...

JAMB 1997

Find the value of k if \(\frac{5 + 2r}{(r + 1)(r - 2)}\) expressed in partial fraction is \(\frac{k}{r - 2}\) + \(\frac{L}{r + 1}\) where K and L are constants

A. 3
B. 2
C. 1
D. -1

WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts

Correct Answer: Option A

Explanation

5 + 2r = k(r + 1) + L(r - 2)

but r - 2 = 0 and r = 2

9 = 3k

k = 3

Previous Next

Go back to Maths classroom

Report an Error Ask A Question Download App

Contributions ({{ comment_count }})

Please wait...

{{ settings.no_comment_msg ? settings.no_comment_msg : 'There are no comments' }}

Quick Questions

What can i study with 155 score in science course? Answer this

2 Answers · Biology · 3 days ago
Does WAEC give Calculator to student for there exam? Answer this

3 Answers · Mathematics · 4 days ago
find the value of (16)^3/2 + log0.0001 + log325? Answer this

13 Answers · Mathematics · 10 years ago

Your School's Whatsapp Group - Join Us now

Find the value of k if \(\frac{5 + 2r}{(r + 1)(r - 2)}\) expressed in...

Correct Answer: Option A

Explanation

Contributions ({{ comment_count }})

Please wait...

Modal title

Report

Block User

{{ feedback_modal_data.title }}

Quick Questions

Post your Contribution

Sign In