Mathematics · Calculus I
Question 7
What is the derivative of f(x) = x³ + 2x² − 5x + 3?
AI Explanation
Using the power rule: d/dx[xⁿ] = nxⁿ⁻¹. So x³ → 3x², 2x² → 4x, and −5x → −5. Constant vanishes.
2 grade levels up —
guaranteed
19× cheaper
than a private tutor
Pick from 8 core subjects or upload your own notes to create a custom study plan.
Our AI generates personalized quizzes, flashcards, and lessons tailored to your learning style.
Save generated quizzes, flashcards, lessons, and problems to your personal library for later review.
Test your knowledge with adaptive quizzes that adjust to your skill level in real-time.
Memorize key concepts with spaced repetition flashcards powered by AI.
Learn complex topics step-by-step with interactive lessons and examples.
Solve unlimited practice problems with instant feedback and detailed explanations.
Upload your notes, PDFs, or images and get AI-generated study materials instantly.
Comprehensive coverage of Math, Science, History, and more with expert-curated content.
Free
Perfect for getting started
Plus
For serious students
Pro
For power users
Yes — you can start for free with 3 AI-generated sessions per week across 1 subject. Upgrade to Plus for 20 sessions per week, or Pro for unlimited access across all 8 subjects.