log3 (9y + b) – log3 (2y – b) = 2, Find y in terms of b.

Use laws of logarithms to simplify.Log3((9y+b)/(2y-b)) = 2(9y+b)/(2y-b) = 32(9y+b) = 9(2y-b)9y+b = 18y-9bCollect terms.9y = 10by = 10b/9

Answered by Roy A. Maths tutor

7711 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Curve C has equation y=(9+11x)/(3-x-2x^2). Find the area of the curve between the interval (0, 1/2). State your answer in exact terms.


Differentiate y = 2x^3 + 6x^2 + 4x + 3 with respect to x.


What is integration?


How do I invert a 2x2 square matrix?


We're here to help

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