Skip to content

Library Solve Practice

Search 7,000+ topics/

Color theme

Library Solve Practice

Search everything About Expii Contributors

Library
Math
Pre-Algebra
Real Numbers and the Number Line
Operations
Exponents — Definition & Examples

Practice problem

Exponents — Definition & Examples

+3 contributors

Contributors

Ivy Cao
Moor Xu
Amy Feraco
Anusha Rahman

What is $2^9$ ?

Choose one answer

Option A: A

$512$

Option B: B

$256$

Option C: C

$1{,}024$

Option D: D

$64$

Report a problem

What needs fixing?

Read explanations Rated practice

For a more Thought Full world.

Learn

Library
Search
Solve
Practice

Expii

About Expii
Contributors
Blog archive
Contact
Conduct

Family

LIVE
Po-Shen Loh

Free explanations from a community of curious people.© 2026 Expii, Inc.Terms Privacy

Find a topic

Type a concept, like “slope” or “photosynthesis”.

↑ ↓ to choose · Enter to openSearch explanations and problems