Simplify \( \frac{3^{-5n}}{9^{1-n}} \times 27^{n+1} \)

Assessment: JAMB UTME - Mathematics - 2013 Subject: General Mathematics

Question 1 Report

Simplify \( \frac{3^{-5n}}{9^{1-n}} \times 27^{n+1} \)

Answer Details
3 − 5 n 9 1 − n × 27 n + 1
3 − 5 n 3 2 ( 1 − n ) × 3 3 ( n + 1 )
3 − 5 n ÷ 3 2 ( 1 − n ) × 3 3 ( n + 1 )

3 − 5 n − 2 ( 1 − n ) + 3 ( n + 1 )

3 − 5 n − 2 + 2 n + 3 n + 3
3 − 5 n + 5 n + 3 − 2
3 1
= 3

Read lesson note on Representation Of Data (JAMB)
Read lesson note on Solution Of Linear Equations (WAEC)
Read lesson note on Algebraic Expressions (WAEC)
View Answer

Related Questions

1

If log104 = 0.6021, evaluate log1041/3
2

Calculate the time taken for ₦3000 to earn ₦600 if invested at 8% simple interest
3

Convert 2710 to another number in base three
4

Evaluate \( \frac{1.25 \times 0.025}{0.05} \), correct to 1 decimal place
5

If \(S = \sqrt{t^2 - 4t + 4}\), find t in terms of S
6

If x - 4 is a factor of x2 - x - k, then k is
7

3 girls share a number of apples in the ration 5:3:2. If the highest share is 40 apples, find the smallest share
8

Simplify \( \frac{\sqrt{5}(\sqrt{147}-\sqrt{12})}{\sqrt{15}} \)

Download The App On Google Playstore

Everything you need to excel in your exams

Green Bridge CBT Mobile App
Personalized AI Learning Chat Assistant
200,000+ Exam Questions Across IGCSE, JAMB, WAEC & NECO
Over 3,900 Lesson Notes
Offline Support - Learn Anytime, Anywhere
Green Bridge Timetable
Literature Summaries & Potential Questions
Track Your Performance & Progress
In-depth Explanations for Comprehensive Learning