Question

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Answer 1

(THIRD/FOURTH QUESTION): 4,000,000/4,096,000,000

Explanation:

Third:

10x10x10x10x10= 100,000

100,000x40= 4,000,000

Fourth:

40x40x40x40x40x40= 4,096,000,000

Answer 2

Explanation:

• (2×10^8)(2×10^-2)
• 4×10^8+(-2)
• 4×10^6

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