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History Quiz Home   |   July 13, 2025 Sparkles
LEVEL UP WITH A BONUS QUIZ! Sparkles
Get Brainy With This Albert Einstein Quiz
2 Pts Question 1/20
What equation is known as "Einstein's Big Idea"?
MC = e + m²
B/4AC - 2a = C²
A² + B² = C²
E = mc²
Virtualphoto/ iStock
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