What is the result of 7.8 × 10² + 3.2 × 10¹ with correct significant figures? - PHYSICS AND MEASUREMENT Quiz | GKFix.in

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Question

What is the result of 7.8 × 10² + 3.2 × 10¹ with correct significant figures?

A. 812
B. 8.12 × 10²
C. 8.1 × 10²
D. 8 × 10²

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