Practice variation 3 of 3
Differential equation — Compare steepness
Your question
Show that at the slope is three times as steep as at for this DE.
This practice question was inspired by Question 12(a) in the 2022 NSW HSC Mathematics Extension 1 examination, © NESA. It is an original TestMum variation that practises the same mathematical idea, not an official NESA question.
Before you check
- Have you stated every choice or assumption?
- Can another student follow each line?
- Did you verify the final result independently?