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Compare 8 · 10^7 to 2 • 10^4. .A: 8. 10^7 is 4,000 times larger than 2 · 10^4.B: 8. 10^7 is 400 times larger than 2 · 10^4.C: 8. 10^7 is 40 times larger than 2.10^4.D: 8. 10^7 is 4 times larger than 2.10^4.

Answer :

we need to compare 8x10^7 with 2x10^4. So we need to divide 8x10^7 between 2x10^4.

[tex]\frac{8\times10^7}{2\times10^4}=4\times10^{7-4}=4\times10^3=4000[/tex]

Therefore 8x10^7 is 4000 times larger than 2x10^4

ANSWER

A: 8 · 10^7 is 4,000 times larger than 2 · 10^4.

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