Answers>Maths>IB>Article

log_10⁡((1/(2√2))*(p+2q))=(1/2)(log_10⁡p+log_10⁡q),p,q>0,find p in terms of q.

log10[(1/2√2)(p+2q)]=(1/2)(log10p+log10q)log10[(1/2√2)(p+2q)]=(1/2)(log10pq)log10[(1/2√2)(p+2q)]=log10(pq)1/2(1/2√2)(p+2q)=(pq)1/2(p+2q)2=8pqp2+4pq+4q2=8pqp2-4pq+4q2=0(p-2q)=0thus => p=2q


HX
Answered by Henry X. Maths tutor

8548 Views

See similar Maths IB tutors

Related Maths IB answers

All answers ▸

How would you find the Max and Min points on a graph?


What is integration by parts, and how is it useful?


Solve the differential equation csc(x)*dy/dx=exp(-y), given that y(0)=0. (Typical Math HL paper 3 question, Calculus optional topic)


dy/dx = 10exp(2x) - 4; when x = 0, y = 6. Find the value of y when x = 2.


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning