Lemma
MediumExponentials & logarithms
OpenStax, Algebra and Trigonometry 2e §6.7 Exponential and Logarithmic Models · Exercise 45 · Algebra · Exponentials & logarithms

Exponential and Logarithmic Models · Exercise 45

Use this scenario: A pot of warm soup with an internal temperature of Fahrenheit was taken off the stove to cool in a room. After fifteen minutes, the internal temperature of the soup was

To the nearest minute, how long will it take the soup to cool to

~8 minWritten answer · check your work with Lemma

OpenStax, Algebra and Trigonometry 2e · §6.7 Exponential and Logarithmic Models · Exercise 45

Stuck? A gentle nudge

No hints for this one.

Something off?
Workspace
Your working

Check your full solution

Attach photos of your pages (up to 3) or one PDF — or check what you typed above. Lemma reads the work and verifies the reasoning, not just the answer.

Your first check today doesn't need an account.

Your photos and PDFs are read once and not stored — only the transcription is kept.