find x: e^(3x-9) = 8

use rules: ln e^x = x*ln(e) and ln(e) = 1. find natural log of each side: (3x-9)ln(e)=ln(8). rearrange: x= (ln(8)+9)/3

Answered by Benjamin Y. Maths tutor

6962 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Find an equation for the straight line connecting point A (7,4) and point B(2,0)


How do I do integration by substitution?


How would you expand (x+5y)^5?


How do you differentiate 5x


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences