Home of real teaching & learning
  • Full support for teachers
  • Focus on critical thinking
  • Engaging classroom activities
  • Integrated student eBook
  • Assessed tasks / qBank
  • Practice exam questions

The InThinking Guarantee: Our sites are written by expert practitioners and not by AI

See our AI policy

Disclaimer: InThinking subject sites are neither endorsed by nor connected with the International Baccalaureate Organisation.

Don't miss out, find out!

HL 4.4 - Exponential and logarithmic equations

SL 1.7: Solving exponential equations, including using logarithms. SL 2.10: Applications of graphing skills and solving equations that relate to real-life situations. Exponential and logarithmic equations are those where the variable is an exponent (or part of an exponent) or it is the argument of a logarithm. Here are some examples: 2^x=13 5000=2000\left(1+0.5\right)^{12t} \log_4(x)=14 \ln(2x+3)+1=25 These types of...

Help